Al-Anbya · Ayah 39
لَوْ يَعْلَمُ ٱلَّذِينَ كَفَرُوا۟ حِينَ لَا يَكُفُّونَ عَن وُجُوهِهِمُ ٱلنَّارَ وَلَا عَن ظُهُورِهِمْ وَلَا هُمْ يُنصَرُونَ
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...[885]
Translator's notes
[885] The completion of the sentence is understood to be "...they would not be asking in disbelief and ridicule to be shown the punishment."
Quran 21:39 (Al-Anbya) · Saheeh International, Noor International Center (QuranEnc v1.1.2)