Al Ahzab Ayah 8

لِّيَسْــَٔلَ ٱلصَّـٰدِقِينَ عَن صِدْقِهِمْ‌ۚ وَأَعَدَّ لِلْكَـٰفِرِينَ عَذَابًا أَلِيمًا ٨ so that He may question these men of truth about their ?delivery of the? truth. And He has prepared a painful punishment for the disbelievers.