Shiva Purana
पौरुषं च तथैश्वर्यमित्थं साम्ना ततं जगत् ॥ अथाथर्वाह नैर्गुण्यमर्थं प्रथममात्मनः ॥ १७ ॥
The universe is thus equally powerful and opulent. Then Atharva carried the first meaning of the self without virtue.
english translation
pauruSaM ca tathaizvaryamitthaM sAmnA tataM jagat ॥ athAtharvAha nairguNyamarthaM prathamamAtmanaH ॥ 17 ॥
hk transliteration by Sanscript