وَإِذۡ تَأَذَّنَ رَبُّكُمۡ لَئِن شَكَرۡتُمۡ لَأَزِيدَنَّكُمۡۖ وَلَئِن كَفَرۡتُمۡ إِنَّ عَذَابِي لَشَدِيدٞ
(Recall the time) when your Lord declared, .If you express gratitude, I shall certainly give you more, and if you are ungrateful, then My punishment is severe
Author: Muhammad Taqi Usmani