We know indeed that they say, "It is a man that teaches him." The tongue of him they wickedly point to is notably foreign, while this is Arabic, pure and clear.
و نيك مى‌دانيم كه آنان مى‌گويند: «جز اين نيست كه بشرى به او مى‌آموزد.» [نه چنين نيست، زيرا] زبان كسى كه [اين‌] نسبت را به او مى‌دهند غير عربى است و اين [قرآن‌] به زبان عربى روشن است.