Bhagavad Gita Chapter 10.2
na me viduḥ sura-gaṇāḥ
prabhavaḿ na maharṣayaḥ
aham ādir hi devānāḿ
maharṣīṇāḿ ca sarvaśaḥ
Translation
Neither the hosts of demigods nor the great sages know My origin or opulences, for, in every respect, I am the source of the demigods and sages.