The word(s) "improvement" appears 1 time(s) in 1 verse(s) in Quran in Saheeh International translation.

(1) To this world and the Hereafter. And they ask you about orphans. Say, "improvement for them is best. And if you mix your affairs with theirs - they are your brothers. And Allah knows the corrupter from the amender. And if Allah had willed, He could have put you in difficulty. Indeed, Allah is Exalted in Might and Wise.