Al-Fat'h - 23

﴿سُنَّةَ اللَّهِ الَّتِي قَدْ خَلَتْ مِنْ قَبْلُ ۖ وَلَنْ تَجِدَ لِسُنَّةِ اللَّهِ تَبْدِيلًا﴾

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(23) [This is] the established way of Allāh which has occurred before. And never will you find in the way of Allāh any change.