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It is He Who sent to the unlettered [folk], [among] the Arabs (ummī means 'one who cannot write or read a book'), a Messenger (rasūl) from among them, namely, Muhammad "sallallahu 'alayhi wa sallam", to recite to them His signs, the Qur'ān, and to purify them, to cleanse them from idolatry, and to teach them the Book, the Qur'ān, and wisdom, [in] the rulings that it contains, though indeed (wa-in: in has been softened from the hardened form, with its subject having been omitted, that is to say, [understand it as] wa-innahum) before that, [before] his coming, they had been in manifest error.