And surely We have explained matters to people in the Qur'an in diverse ways, using all manner of parables. But man is exceedingly contentious. 54 What prevents people from having faith when guidance comes to them or from asking for forgiveness from their Lord before they face the kind of torment that the ancient people experienced or a new form of torment. 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 And who does greater evil than he who, being reminded of the signs of his Lord, turns away from them and forgets what his hands have forwarded? Surely We have laid veils on their hearts lest they understand it, and in their ears heaviness; and though thou callest them to the guidance, yet they will not be guided ever. 57 But thy Lord is the All-forgiving, full of mercy. If He should take them to task for that they have earned, He would hasten for them the chastisement; but they have a tryst, from which they will find no escape. 58 And (as for) these towns, We destroyed them when they acted unjustly, and We have appointed a time for their destruction. 59