Quran 50:32 from Surah Qaaf on Divine Marvels.
هَٰذَا مَا تُوعَدُونَ لِكُلِّ أَوَّابٍ حَفِيظٖ
English translation: This (is) what you were promised for everyone who turns (and) who keeps
Transliteration: hadha ma tu'aduna likulli awwabin hafizin