He it is who hath sent down to thee "the Book." Some of its signs are of themselves perspicuous; - these are the basis of the Book - and others are figurative. But they whose hearts are given to err, follow its figures, craving discord, craving an interpretation; yet none knoweth its interpretation but God. And the stable in knowledge say, "We believe in it: it is all from our Lord." But none will bear this in mind, save men endued with understanding.