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And if (wa-la-in: the lām is for oaths) We let him taste, [if] We bestow on him, mercy, [such as] riches or good health, from Us after the harm, the hardship or tribulation, that had befallen him, he will surely say, 'This is my due!, in other words, [it is] on account of what I do. I do not think that the Hour will ever set in, and even if (wa-la-in: the lām is for oaths) I am returned to my Rabb, I will indeed have the best [reward] with Him', namely, Paradise. But We will assuredly inform those who disbelieve of what they did, and assuredly We will make them taste a harsh chastisement (the lām [prefixed] in both verbs is that for oaths).