مَن يَهْدِ اللَّهُ فَهُوَ الْمُهْتَدِي وَمَن يُضْلِلْ فَأُولَئِكَ هُمُ الْخَاسِرُونَ

Whomever Allah guides is rightly guided, and whomever He leads astray—it is they who are the losers.