41 : 8
إِنَّ ٱلَّذِينَ ءَامَنُواْ وَعَمِلُواْ ٱلصَّٰلِحَٰتِ لَهُمۡ أَجۡرٌ غَيۡرُ مَمۡنُونٖ
Those who believe and do righteous deeds, they will have a never-ending reward.
Ayah 8 of فُصِّلَت (41 : 8). This page carries the verse in the Uthmani script with a translation of its meaning, at a stable URL that can be cited on its own.
إِنَّ ٱلَّذِينَ ءَامَنُواْ وَعَمِلُواْ ٱلصَّٰلِحَٰتِ لَهُمۡ أَجۡرٌ غَيۡرُ مَمۡنُونٖ
Those who believe and do righteous deeds, they will have a never-ending reward.