What, have they adopted deities other than Him? Say (O Messenger): "If so, present your proof! But look, here is the Book those who are in my company follow, and there are the Books those who came before me followed: (what is stressed in all of them is that there is no deity other than Him.)" Whereas they have nothing to do with knowledge so that they might know the truth. This is why they turn away from it in aversion.