Dalil
العربية

Quran Ali 'Imran 3:141

وَلِيُمَحِّصَ ٱللَّهُ ٱلَّذِينَ ءَامَنُواْ وَيَمۡحَقَ ٱلۡكَٰفِرِينَ

Translation

And that Allāh may purify the believers [through trials] and destroy the disbelievers.