Quran 17:77 from Surah Al-Israa on Divine Marvels.
سُنَّةَ مَن قَدۡ أَرۡسَلۡنَا قَبۡلَكَ مِن رُّسُلِنَاۖ وَلَا تَجِدُ لِسُنَّتِنَا تَحۡوِيلًا
English translation: (Such is Our) Way (for) whom [verily] We sent before you of Our Messengers And not you will find (in) Our way any alteration
Transliteration: sunnata man qad arsalna qablaka min rusulina wala tajidu lisunnatina tahwilan