Say, "Who provides [sustenance] for you from heaven and earth? Who is it who controls the ears and the eyes? Who brings forth the living from the dead, and the dead from the living? And who governs all affairs?" They will say, "God". Then say, "Will you not then fear Him? 31 Such is Allah, your real Cherisher and Sustainer: apart from truth, what (remains) but error? How then are ye turned away? 32 Thus the word of your Lord has come into effect upon those who defiantly disobeyed - that they will not believe. 33 Say: 'Is there any of your associates who originates creation, then brings it back again?' Say: 'God -- He originates creation, then brings it back again; so how are you perverted?' 34 Say: 'Is there any of your associates who guides to the truth?' Say: 'God -- He guides to the truth; and which is worthier to be followed -- He who guides to the truth, or he who guides not unless he is guided? What then ails you, how you judge?' 35 And most of them do not follow anything except assumptions; indeed assumption does not serve the least purpose (in place) of the truth; indeed Allah knows their deeds. 36 And this Qur'an is not such as could be fabricated as against Allah. But it is a confirmation of that which is before it, and a detailing of the Decree, whereof there is no doubt, from the Lord of the worlds. 37 Do they say that the Messenger has himself composed the Qur'an? Say: 'In that case bring forth just one surah like it and call on all whom you can, except Allah, to help you if you are truthful. 38 On the contrary, they denied the thing the knowledge of which they could not master, whereas they have not yet seen its outcome; similarly those before them had denied, therefore see what sort of fate befell the unjust! 39 Of them there are some who believe therein, and some who do not: and thy Lord knoweth best those who are out for mischief. 40