23إِنّا نَحنُ نَزَّلنا عَلَيكَ القُرآنَ تَنزيلًاMuhammad AsadVERILY, [O believer,] it is We who have bestowed from on high this Qur'an upon thee, step by step1 - truly a bestowal from on high!The gradualness of Qur'anic revelation is implied in the verbal form nazzalna.