Quran 26:75 from Surah Ash-Shu'araa on Divine Marvels.
قَالَ أَفَرَءَيۡتُم مَّا كُنتُمۡ تَعۡبُدُونَ
English translation: He said Do you see what you have been worshipping
Transliteration: qala afara-aytum ma kuntum ta'buduna