فَلَنُذيقَنَّ الَّذينَ كَفَروا عَذابًا شَديدًا وَلَنَجزِيَنَّهُم أَسوَأَ الَّذي كانوا يَعمَلونَ

But We will surely cause those who disbelieve to taste a severe punishment, and We will surely recompense them for the worst of what they had been doing.