لَا يُفَتَّرُ عَنْهُمْ وَهُمْ فِيهِ مُبْلِسُونَ
English - Dr. M. Muhsin Khan / Dr. M. Taqi-ud-Din Al-Hilali
(The torment) will not be lightened for them, and they will be plunged into destruction with deep regrets, sorrows and in despair therein.
English - Sahih International
It will not be allowed to subside for them, and they, therein, are in despair.