Tafseer Ibn Kathir of AL JAATZIYAH [15]

مَنْ عَمِلَ صَالِحًا فَلِنَفْسِهِ وَمَنْ أَسَاء فَعَلَيْهَا ثُمَّ إِلَى رَبِّكُمْ تُرْجَعُونَ

Whoever does a good deed - it is for himself; and whoever does evil - it is against the self. Then to your Lord you will be returned.