The Four Vedas as Pillars of Indian Knowledge

The Four Pillars of Knowledge: Rigveda, Yajurveda, Samaveda, and Atharvaveda

Introduction

The Vedas are the oldest surviving scriptures of Sanātana Dharma and are respected as the eternal basis of Indian spiritual wisdom. Basically, they were not "human written" but rather revealed (śruti) to the sages (ṛṣis) during their intensive meditation. After Vedavyāsa compiled these hymns, songs, and ceremonies into 4 major divisions: Ṛgveda, Yajurveda, Sāmaveda, and Atharvaveda. Veda is one, but distinctly four and each one has its own different features and aims, yet they complement each other in a holistic way - they are spiritual, ritual, and practical. Moreover, in our usual life, we come across several instances where knowledge, action, music, and healing have to integrate. Vedas represent this equilibrium. This is a simple yet complete guide to the four Vedas, their content, role in rituals, and continuing significance.

Ṛigveda: The Veda of Hymns

Out of the four Vedas, Ṛigveda is the oldest and is generally considered the base of the Vedic knowledge. The Ṛigveda comprises 1,028 sūktas that are distributed in 10 maṇḍalas, containing over 10,580.1/4 verses. These hymns are the creations of the ancient seers (ṛṣis) and were handed down orally for many generations before they were inscribed.

Most of the hymns are compositions addressed to diverse gods, who are the representatives of nature and cosmic forces- e.g., Agni, Indra, Varuṇa, Soma, and Uṣas. By way of poetical adorations, the Ṛigveda glorifies origination, sacrifice, virtue, and the accord between mortals and divinities.

In addition to its religious meaning, the Ṛigveda is a source of rare gems about ancient Indian society, its morals, trade, and perspective towards the world. It depicts people who were closely tied to the environment and were observant of truth (ṛta), righteousness, and thanksgiving to the gods. Moreover, the text echoes the presence of philosophical curiosity for instance, the Nāṣadīya Sūkta (10.129) - whereby creation being a mystery and the limitations of human understanding are the points explored in this hymn.

One of the most well-known mantras of the Ṛigveda is: “Ekam sat viprā bahudhā vadanti” (Ṛigveda 1.164.46)  “There is only one truth; the wise tell it in different ways.”

This phrase has been an Indian intellectual heritage for ages and has been one of the central concepts of Indian philosophy, which is based on the idea of the multiplicity of paths and the oneness of the goal. It is a metaphor for the modern world where people live together as neighbours but maintain their individuality through different cultures and religions.

In the Rigveda, the Hota priest, who performs the loud recital of the hymns, is the embodiment of the Ṛigveda’s function. In a parallel situation with the role of an announcer who introduces the important moments of a public event, the Hotṛ, by calling on the gods through praises, thus ensures that the performance of the yajña is made under the attention of the divine beings.

Yajurveda: The Veda of Rituals

The word Yajurveda is derived from the words 'yajus' meaning "sacrificial formula" and 'veda' meaning "knowledge", thus it indicates "the knowledge of sacrificial formulas". The Yajurveda is the quartet of the Vedas, the one that records the rites of sacrifices and ceremonies in a most practical way.  While the Ṛgveda furnish the hymns, the Yajurveda indicates how to apply them in ceremonies. It is written in prose formulas (yajus) and divided into two recensions: Śukla Yajurveda and Kṛṣṇa Yajurveda.

Śukla Yajurveda - Firstly, one of the essential features of the Śukla Yajurveda is that it presents its mantras along with the explanatory prose as separate entities. The most notable composition of the Śukla Yajurveda is the Vājasaneyī Saṁhitā, which is the mānasaputra of the sage Yājñavalkya and is mainly practised in the northern parts of India. In the Śukla Yajurveda, the emphasis was on the interpretation of the ritual through its conceptual and allegorical meanings while at the same time keeping the spiritual outlook and the application of logic in the practice. The Iśa Upaniṣad is one of the main Upanishads and is the last part of this Veda.

Kṛṣṇa Yajurveda- Conversely, the Kṛṣṇa Yajurveda is not only different because of the mantras, as it also shows a more ancient and less structured form when it can be seen in the way that mantras and explanatory prose are intermixed. Taittirīya, Maitrāyaṇī, Kāṭhaka, and Kapiṣṭhala are the four Shakha which correspond to the fourfold division of Kṛṣṇa Yajurveda. Among the different compositions of this group, the most significant are the Taittirīya Saṁhitā and the Taittirīya Upaniṣad. This sect deals mainly with the ritual procedures, priestly duties, and the ethics of the spiritual practices.

In a fire sacrifice (agnihotra), it is the priest Adhvaryu who operates the Yajurveda—measuring the altar, arranging the offerings, and chanting appropriate mantras. As an instance, the priest, while offering to the fire, may chant: “Idam Agnaye idam na mama” “This is for Agni; this is not mine.” The words indicate the principle of non-attachment. It is similar to life when you give anonymously to a good cause. The Yajurveda tells us that real giving is done without expectation. The Yajurveda also brings out the need for discipline. Just as students keep to their schedule to achieve their goal, the ritual performer has to follow the exact steps. The performance will not have its intended meaning if there is no order.

Sāmaveda: The Veda of Chants

The Sāmaveda is known as the “Veda of melodies.” The greater part of its verses are originally from the Ṛigveda, but they are arranged in musical patterns for chanting during yajñas. The significance of it is merely to hymn a prayer through the song. In this Veda, the Udgātā priest sings these mantras in a beautiful tone. Music is a deepener of feelings, which we can observe in everyday life—for example, a lullaby can calm a baby and a national anthem can unite citizens. The Sāmaveda is the same—it shows that love can come not only through words but also through sound and rhythm.

The Sāmaveda is identified as the source of Indian classical music. It is said that Rāgas and musical scales have been derived from the Sāmaveda. Actually, Bharata muni in this Nāṭyaśāstra states that musical art finds its origin in the Sāmaveda (Nāṭyaśāstra 1.14). Thus, its influence extends beyond religion into art and culture.

Atharvaveda: The Veda of Daily Life and Healing

Atharva Veda, the fourth and last Veda. This is the most peculiar Vedic scriptures as it deals not just with rituals and worship, but also with the daily life, health, and happiness of human beings. According to the sage Atharvana, this Veda is known as Atharva Veda. It has 6,000 mantras divided into 20 books (kāṇḍas). While the Rigveda serves to praise the gods, the Yajurveda instructs the rituals, and the Samaveda is concentrated on chanting, the Atharva Veda deals with the material side of life. It offers good health, joy, safety, and success through its hymns. Its mantras also include healing diseases, removing fear, securing wealth, getting enlightenment, and keeping the family and society in peace. Due to its extensive content of herbs, healing, and medicine, it is the source of Ayurveda, the ancient Indian health and wellness system. One prayer for health says: “Bhiṣajam tvā bhiṣajām śreṣṭham”(Atharvaveda 4.15.6). You are the best of healers. This reflects the Atharvaveda’s role as a precursor to Ayurveda. Many of its verses form the basis of ancient Indian medical thought, emphasising both physical and mental well-being.  Moreover, the Atharva Veda incorporates lectures on virtues, religious vision, and speculative ideas, discussing Ātman (the living self), Brahman (the ultimate reality), and the whole universe as one thing.

The Four Priests and the Four Vedas

A yajña traditionally requires four main priests: A yajña (sacrificial ritual) is a different ceremony involving four main priests, which figuratively correspond to the four Vedas. The Hotṛ (from the Ṛgveda) uses verses of praise to bring the deities by their own power and to start the yajña. The Adhvaryu (from the Yajurveda) is the one who actually does the ritual; he also measures, arranges, and offers the materials into the fire that is considered sacred. The Udgātṛ (from the Sāmaveda) has a beautiful voice, and his chants make the spiritual atmosphere even more excellent, pleasing the gods. Lastly, the Brahmā (from the Atharvaveda) is the one who sees the whole sacrifice; he is very sure that it is done properly, in harmony, and without any mistakes.

• Hotṛ (Ṛgveda) – the invoker with hymns of praise.
• Adhvaryu (Yajurveda) – the performer of ritual actions.
• Udgātṛ (Sāmaveda) – the singer of sacred chants.
• Brahmā (Atharvaveda) – the supervisor ensuring harmony.

This structure shows the interdependence of the Vedas. Just like a school needs teachers, administrators, and students to work together, a yajña requires all four priests and all four Vedas for completion. Each Veda is incomplete without the others.

Conclusion

Four Vedas—Ṛgveda, Yajurveda, Sāmaveda, and Atharvaveda—are the basis of Sanātana Dharma. Each one is different: hymns, rituals, chants, and guidance for daily life. When they are combined, these four form a total perspective of life that accepts love, discipline, music, the cure, and cosmic order. The relationship with the four priests of yajña, who are the executors of the performance, shows that they are also in consonance at the practical level. Nowadays, they are not only ancient scriptures but also the source of immeasurable wisdom. They tell us that knowledge should be glorified, work should be orderly, feelings should be regulated, and life should be fostered. Just as four pillars uphold a house, the Vedas provide support for the structure of dharma, thus being the guarantor of the equilibrium both at the level of the individual and the community. Scholars, students, and practitioners can still derive their vigour from this inexhaustible treasury of wisdom by studying and meditating on it.

References:

Pathak, J. (1976). Rigved bhāṣya bhūmikā of Sāyaṇa ācārya: With Hindi commentary by Śrī Jagannātha Pathak (Hindi ed.). Chaukhamba Vidyabhavan. Retrieved September 21, 2025, from https://archive.org/details/mqFR_rigved-bhashya-bhumika-of-sayana-acharya-with-hindi-commentary-by-sri-jagannatha

Venkata Rao, H. P. (Ed.). (n.d.). Rigveda Saṃhitā (Vol. 1). Sri Sharada Press. Retrieved September 21, 2025, from https://archive.org/details/dli.ernet.490157

Sāyaṇa (commentator); Vaidik Samśodhan Maṇḍal (Res. & Pub.). (n.d.). R̥gveda with Sāyaṇabhāṣya. N. S. Sontakke (publisher as listed in scan). Retrieved September 21, 2025, from https://archive.org/details/rgveda-with-sayanabhasya

Śaṅkarācārya; (n.d.). Īśa-ādi: Daśo Upaniṣad with Śaṅkara bhāṣya (Works of Śaṅkarācārya, Vol. 1). Motilal Banarsidass (as listed with the scanned edition). Retrieved September 21, 2025, from https://archive.org/details/eYjA_ishadi-10-upanishad-with-shankar-bhashya-works-of-shankaracharya-vol.-1-motilal-banarasi-das/page/n27/mode/2up

Śarmā, R. (Ed. & Trans.). (n.d.). Atharva-Veda Śaunakiya Saṃhitā with Sāyaṇa bhāṣya and Hindi translation (Vol. 1: Kanda 1–2). Retrieved September 21, 2025, from https://archive.org/details/bLEC_atharva-veda-samhita-with-sayana-bhashya-edited-with-hindi-trans.-by-pt.-ramswar

Kāsināth Śāstrī Agase (Ed.). (1940). Kṛṣṇa Yajurvedīya: Taittirīya Saṃhitā (Part 1). (Series No. 42). Anand Ashram. Retrieved September 21, 2025, from https://archive.org/details/ass-042-krishna-yajurvediya-taittiriya-samhita-kasinath-sastri-agase-1940

Godbole, N. S. (Ed.). (1934). Taittirīya Brāhmaṇam with Sāyaṇabhāṣya (Part 1). Retrieved September 21, 2025, from https://archive.org/details/ASS037TaittiriyaBrahmanamWithSayanabhashyaPart1NarayanasastriGodbole1934/

Basham, A. L. (1954). The wonder that was India. Grove Press. https://archive.org/details/in.ernet.dli.2015.49999

Flood, G. (1996). An introduction to Hinduism. Cambridge University Press. https://doi.org/10.1017/CBO9780511800460

Jamison, S. W., & Brereton, J. P. (2014). The Rigveda: The earliest religious poetry of India (Vols. 1–3). Oxford University Press.

Olivelle, P. (1998). The Early Upaniṣads: Annotated text and translation. Oxford University Press.

Raghavan, V. (1976). The spiritual heritage of India. Indian Institute of Culture.

Roth, G. (1987). The Sāmaveda and Indian music. Journal of the Indian Musicological Society, 18(2), 1–14.

Witzel, M. (1997). The development of the Vedic canon and its schools: The social and political milieu. In Witzel, M. (Ed.), Inside the Texts, Beyond the Texts (pp. 257–345). Harvard Oriental Series.