Verily We gave Moses the Book; so be not in doubt about his having received it; and We made it a guidance for the children of Israel. 23 We appointed leaders from among them, guiding by Our command when they were steadfast and when they had firm faith in Our signs. 24 On the Day of Resurrection your Lord will distinguish between them that on which they varied. 25 Has it not become clear to them how many generations We destroyed before them, [as] they walk among their dwellings? Indeed in that are signs; then do they not hear? 26 Do they not see that We drive the water to a land having no herbage, then We bring forth thereby seed-produce of which their cattle and they themselves eat; will they not then see? 27 And they say: When will this Decision arrive if ye are truthtellers? 28 Say: "Of no use will be the acceptance of belief to unbelievers on the Day of Decision, nor will they be granted respite. 29 So turn thou away from them, and wait; they too are waiting. 30