Bhagavad Gita 10.14

सर्वमेतदृतं मन्ये यन्मां वदसि केशव।न हि ते भगवन् व्यक्ितं विदुर्देवा न दानवाः ॥१०.१४॥

sarvametadṛtaṃ manye yanmāṃ vadasi keśavana hi te bhagavan vyakitaṃ vidurdevā na dānavāḥ

I believe all that You have said to me to be true, O Krishna; indeed, O blessed Lord! Neither the gods nor the demons know Your manifestation (origin).

गीता