Quran 16:74 from Surah An-Nahl on Divine Marvels.
فَلَا تَضۡرِبُواْ لِلَّهِ ٱلۡأَمۡثَالَۚ إِنَّ ٱللَّهَ يَعۡلَمُ وَأَنتُمۡ لَا تَعۡلَمُونَ
English translation: So (do) not put forth for Allah the similitude Indeed Allah knows and you (do) not know
Transliteration: fala tadribu lillahi al-amthala inna al-laha ya'lamu wa-antum la ta'lamuna