If those who disbelieved but knew the time when they will not avert the Fire from their faces or from their backs and they will not be aided...
The Saheeh International Quran Translation
لَوْ يَعْلَمُ ٱلَّذِينَ كَفَرُوا۟ حِينَ لَا يَكُفُّونَ عَن وُجُوهِهِمُ ٱلنَّارَ وَلَا عَن ظُهُورِهِمْ وَلَا هُمْ يُنصَرُونَIf those who disbelieved but knew the time when they will not avert the Fire from their faces or from their backs and they will not be aided...