And (did) not they appraise Allah (with) true (his) appraisal, when they said, "Not revealed Allah on a human being [of] anything." Say, "Who revealed the Book which brought [it] Musa (as) a light and guidance for the people? You make it (into) parchments, you disclose (some of) it and you conceal much (of it). And you were taught what not knew you and not your forefathers." Say, "Allah (revealed it)." Then leave them in their discourse - playing.
Nay, they (are) in doubt - playing.