Atharvasiras Upanishsad
... that in the Atharvasiras Upanishsad, the Devas offer prayers to Rudra extolling him as immortal and indestructible?
... that in the <b id="mwNg"><a class="mw-redirect" href="./Atharvasiras_Upanishsad" id="mwNw" rel="mw:WikiLink" title="Atharvasiras Upanishsad">Atharvasiras Upanishsad</a></b>, the <a href="./Deva_(Hinduism)" id="mwOA" rel="mw:WikiLink" title="Deva (Hinduism)">Devas</a> offer prayers to <a href="./Rudra" id="mwOQ" rel="mw:WikiLink" title="Rudra">Rudra</a> extolling him as immortal and indestructible?