وَإِذۡ تَأَذَّنَ رَبُّكُمۡ لَئِن شَكَرۡتُمۡ لَأَزِيدَنَّكُمۡۖ وَلَئِن كَفَرۡتُمۡ إِنَّ عَذَابِي لَشَدِيدٞ
And (remember) when your Lord proclaimed: “If you give thanks, I will give you more (of My Blessings), but if you are ungrateful, surely! My punishment is indeed severe.”
Author: Abdul Hye