مَن عَمِلَ صالِحًا فَلِنَفسِهِ ۖ وَمَن أَساءَ فَعَلَيها ۗ وَما رَبُّكَ بِظَلّامٍ لِلعَبيدِ

Whoever acts righteously is for his good, and whoever commits evil is to his detriment. Your Lord does not wrong the servants.