Dalil
العربية

Quran Al-'Ankabut 29:21

يُعَذِّبُ مَن يَشَآءُ وَيَرۡحَمُ مَن يَشَآءُۖ وَإِلَيۡهِ تُقۡلَبُونَ

Translation

He punishes whom He wills and has mercy upon whom He wills, and to Him you will be returned.