Nāda Bindu Upaniṣad

The Nāda Bindu Upaniṣad is a minor Upaniṣad devoted to the practice of auditory meditation (nāda-upāsana) and the use of the inner sound as a means to samādhi.

Overview

The text describes the cultivation of inner sound (nāda) as a yoga practice, explaining how the practitioner can progress from external sounds to the subtle, unstruck (anāhata) sound at the heart center. It is attached to the Atharvaveda and is one of the Yoga Upaniṣads..](/entry/upanishads)

Content and Structure

The Nāda Bindu Upaniṣad explains the eighteen types of sounds heard during meditation, ranging from the buzzing of a bee to the sound of a bell and beyond. It teaches that the practitioner should concentrate on the subtle, continuous nāda within the heart, which leads to the dissolution of thought-waves and the attainment of samādhi. The text provides instructions on posture, breath control, and the stages of meditative absorption.

Significance

The text is important for the tradition of nāda yoga, which uses sound and vibration as a spiritual practice. It influenced later Haṭha Yoga texts and the understanding of kuṇḍalinī practices, particularly the role of inner sound in awakening energy centers.

Verification Notes

• One of the 20 Yoga Upaniṣads of the Muṭikā canon.
• Audited against Wikipedia (September 2026).