How many a sign there is in the heavens and in the earth that they pass by, turning away from it! 105 And most of them are such that they do not believe in Allah except while ascribing partners (to Him)! 106 Do they, then, feel free from the fear that there might fall upon them the overwhelming terror of God's chastisement, or that the Last Hour might come upon them of a sudden, without their being aware [of its approach]? 107 Say, "This is my way; on the basis of sure knowledge, I call on you to have faith in God, I and those who follow me. God is Holy; I am not one of those who associate partners with God." 108 And We sent not before thee any save men unto whom We revealed from among the people of the towns. Have then they not travelled about in the land that they might observe of what wise hath been the end of those before them? And surely the abode of the Hereafter is best for those who fear! Reflect then ye not? 109 And when at length Our Messengers despaired and reckoned that they would be belied, Our help came down to them, saving whom We pleased. Our Might cannot be withheld from the guilty nation. 110 In their history verily there is a lesson for men of understanding. It is no invented story but a confirmation of the existing (Scripture) and a detailed explanation of everything, and a guidance and a mercy for folk who believe. 111