إِنَّ ٱلَّذِينَ ءَامَنُواْ وَعَمِلُواْ ٱلصَّٰلِحَٰتِ لَهُمۡ أَجۡرٌ غَيۡرُ مَمۡنُونٖ

Innal lazeena aamanoo wa 'amilus saalihaati lahum ajrun ghairu mamnoon

For those who believe and work deeds of righteousness is a reward that will never fail.

— Fusilat (فُصِّلَت), 41:8