Say, `Had Allâh (so) willed (that He should replace the teachings of the Qur'ân with some other teachings), I should not have recited this (Qur'ân) to you, nor would He have made it known to you. I had indeed lived among you a (whole) lifetime before this (claim to Prophethood. Was not my truthfulness undisputed?). Will you not then refrain (from opposing me)?'