وَإِذۡ تَأَذَّنَ رَبُّكُمۡ لَئِن شَكَرۡتُمۡ لَأَزِيدَنَّكُمۡۖ وَلَئِن كَفَرۡتُمۡ إِنَّ عَذَابِي لَشَدِيدٞ
And when your Lord declared, "If you are grateful, I will certainly give you more. And if you are ungrateful, My punishment is indeed severe
Author: Mohammad Shafi