We have explained in various ways in this Quran, for the benefit of mankind, all kinds of examples, but man is most contentious. 54 And nothing prevents men from believing when the guidance comes to them, and from asking forgiveness of their Lord, except that what happened to the ancients should overtake them, or that the chastisement should come face to face with them. 55 We only send the messengers to give Glad Tidings and to give warnings: But the unbelievers dispute with vain argument, in order therewith to weaken the truth, and they treat My Signs as a jest, as also the fact that they are warned! 56 Who is more wicked than he who has been reminded of the revelations of his Lord, then turns away from them and forgets what his own hands have done? We have cast veils over their hearts lest they understand Our words, and made them hard of hearing. Call them as you may to the right path, they shall never be guided. 57 Your Lord is All-Forgiving, full of mercy. Had He wished to take them to task for their doings, He would have hastened in sending His scourge upon them. But He has set for them a time-limit which they cannot evade. 58 We only destroyed the inhabitants of certain towns when they had committed injustice and did not repent before Our deadline. 59