Surah Fussilat, Verse 8

إِنَّ ٱلَّذِينَ ءَامَنُواْ وَعَمِلُواْ ٱلصَّٰلِحَٰتِ لَهُمۡ أَجۡرٌ غَيۡرُ مَمۡنُونٖ٨

inna alladhīna āmanū waʿamilū l-ṣāliḥāti lahum ajrun ghayru mamnūnin

Indeed, those who believe and do righteous deeds - for them is a reward uninterrupted.