And those who have no knowledge say: Why does not Allah speak to us or a sign come to us? Even thus said those before them, the like of what they say; their hearts are all alike. Indeed We have made the communications clear for a people who are sure.

Who keep up prayer and pay the poor-rate, and of the hereafter, they are sure.

Those who keep up prayer and pay the poor-rate and they are certain of the hereafter.