If they belie you, say: 'I have my work, you have your work. You are quit of what I do, and I am quit of what you do' 41 And some of them give ear to thee; what, wilt thou make the deaf to hear, though they understand not? 42 And of them some look towards you; will you, then, guide the blind, even though they can see nothing? 43 Indeed, Allah does not wrong mankind a thing, but they wrong themselves. 44 The day He will gather them together it will appear to them that they had lived (in the world) but an hour of a day to make each other's acquaintance. Verily those who deny the meeting with God will be lost, and not find the way. 45 And whether We show you some of what We promise them, [O Muhammad], or We take you in death, to Us is their return; then, [either way], Allah is a witness concerning what they are doing 46 Every nation has its Messenger; then, when their Messenger comes, justly the issue is decided between them, and they are not wronged. 47 They say, 'When will this promise be, if you speak truly?' 48 Say: 'I have no power to benefit or harm myself except as Allah wills. To every nation is a fixed term and when their term comes they cannot delay it for an hour, nor can they bring it forward. 49 Say, "Have you considered: if His punishment should come to you by night or by day - for which [aspect] of it would the criminals be impatient?" 50 Then is it that when it has [actually] occurred you will believe in it? Now? And you were [once] for it impatient 51 The wrong-doers will then be told: 'Suffer now the abiding chastisement. How else can you be rewarded except according to your deeds?' 52 They enquire of you if this will really happen. Tell them, "Yes, by my Lord. Most certainly it will happen, and you cannot avert it." 53