Surah Al-Ahzab, Verse 8

لِّيَسۡـَٔلَ ٱلصَّٰدِقِينَ عَن صِدۡقِهِمۡۚ وَأَعَدَّ لِلۡكَٰفِرِينَ عَذَابًا أَلِيمٗا٨

liyasala l-ṣādiqīna ʿan ṣid'qihim wa-aʿadda lil'kāfirīna ʿadhāban alīman

That He may question the truthful about their truth. And He has prepared for the disbelievers a painful punishment.