Atma Upanishad - Atharva Veda

Atma Upanishad linked with Atharvaveda be,

Sage Angiras stated doctrine of Atma three,

The Atma Upanishad describes the Self three,

Bahya-atma: The external self, the very body,

Antar-atma: The inner self, the soul clearly,

Param-atma: Top self, Brahman, Purush truly,

The vital breath in human beings certainly,

Eternal Divine within, essence in all life be.

Upanishads