Surah Ibrahim (Abraham), Verse 52

هٰذَا بَلٰغٌ لِّلنَّاسِ وَلِیُنْذَرُوْا بِهٖ وَلِیَعْلَمُوْۤا اَنَّمَا هُوَ اِلٰهٌ وَّاحِدٌ وَّلِیَذَّكَّرَ اُولُوا الْاَلْبَابِ 

Haaza balaaghul linnaasi wa liyunzaroo bihee wa liya'lamooo annamaa Huwa Illaahunw Waahidunw wa liyaz zakkara ulul albaab

“Here is a Message for mankind: Let them take warning therefrom, and let them know that He is (no other than) One Allah: let men of understanding take heed.”

Quran 14:52 (Yusuf Ali Translation)