Quran 6:115 from Surah Al-An'aam on Divine Marvels.
وَتَمَّتۡ كَلِمَتُ رَبِّكَ صِدۡقٗا وَعَدۡلٗاۚ لَّا مُبَدِّلَ لِكَلِمَٰتِهِۦۚ وَهُوَ ٱلسَّمِيعُ ٱلۡعَلِيمُ
English translation: And (has been) fulfilled (the) word (of) your Lord (in) truth and justice No one can change His words and He (is) the All-Hearer the All-Knower
Transliteration: watammat kalimatu rabbika sid'qan wa'adlan la mubaddila likalimatihi wahuwa al-sami'u al-'alimu