And that He might know the hypocrites; and it was said to them: Come, fight in Allah's way, or defend yourselves. They said: If we knew fighting, we would certainly have followed you. They were on that day much nearer to unbelief than to belief. They say with their mouths what is not in their hearts, and Allah best knows what they conceal.

Surely We have warned you of a chastisement near at hand: the day when man shall see what his two hands have sent before, and the unbeliever shall say: O! would that I were dust!