CC Madhya 25.39

avajānanti māṁ mūḍhā
mānuṣīṁ tanum āśritam
paraṁ bhāvam ajānanto
mama bhūta-maheśvaram
Synonyms: 
avajānanti — decry; mām — Me; mūḍhāḥ — rascals; mānuṣīm — just like a human being; tanum — a body; āśritam — accepted; param — supreme; bhāvam — position; ajānantaḥ — without knowing; mama — My; bhūta-mahā-īśvaram — exalted position as the Supreme Person, creator of the material world.
Translation: 
“ ‘Fools disrespect Me because I appear like a human being. They do not know My supreme position as the cause of all causes, the creator of the material energy.’
Purport: 

This is a quotation from the Bhagavad-gītā (9.11).