﴿ لِّيَسْـَٔلَ ٱلصَّٰدِقِينَ عَن صِدْقِهِمْ ۚ وَأَعَدَّ لِلْكَٰفِرِينَ عَذَابًا أَلِيمًۭا ﴾

“so that [at the end of time] He might ask those men of truth as to [what response] their truthfulness [had received on earth]. And grievous suffering has He readied for all who deny the truth!”

that He God may question the truthful about their truthfulness in delivering the Message as a way thereby to justifiably reproach the disbelievers; and He exalted be He has prepared for those who disbelieve in them a painful chastisement ‘adhāban alīman is a supplement to akhadhnā ‘We took’.