Al Waqi'ah, 70 Ayah
56:70
لَوۡ نَشَآءُ جَعَلۡنَٰهُ أُجَاجٗا فَلَوۡلَا تَشۡكُرُونَ ٧٠
Law Nashā'u Ja`alnāhu 'Ujājāan Falawlā Tashkurūna
If We willed, We could make it bitter, so why are you not grateful?