سُنَّةَ اللَّهِ الَّتِي قَدْ خَلَتْ مِنْ قَبْلُ ۖ وَلَنْ تَجِدَ لِسُنَّةِ اللَّهِ تَبْدِيلًا 23
(Such has been) the practice (approved) of Allah already in the past: no change wilt thou find in the practice (approved) of Allah.