As for those who reject Our signs as false, We shall lead them, step by step, to their ruin without their even perceiving it. 182 And I grant them respite; surely My scheme is effective. 183 Do they not ponder that their companion is far removed from insanity? In fact he is clearly a Herald of Warning. 184 Or have they not considered the dominion of the heaven and of the earth, and what things God has created, and that it may be their term is already nigh? In what manner of discourse then will they after this believe? 185 Whomsoever God leads astray, no guide he has; He leaves them in their insolence blindly wandering. 186 They ask you about the Resurrection, as to when it is destined; say, “Indeed its knowledge is with my Lord; only He will manifest it at its time; it is proving cumbersome in the heavens and the earth; it will not come to you except suddenly”; they question you as if you have researched it deeply; say, “Indeed its knowledge is with Allah only but most people do not know.” 187 Tell them [O Muhammad]: 'I have no power to benefit or harm myself except as Allah may please. And had I knowledge of the unseen, I should have amassed all kinds of good, and no evil would have ever touched me. I am merely a warner and the herald of glad tidings to those who have faith.' 188