23:77
حَتّٰٓى اِذَا فَتَحْنَا عَلَیْهِمْ بَابًا ذَا عَذَابٍ شَدٖیدٍ اِذَا هُمْ فٖیهِ مُبْلِسُونَࣖ
Hatta itha fatahna AAalayhim baban tha AAathabin shadeedin itha hum feehi mublisoona
Translations
Until when We have opened before them a door of severe punishment, immediately they will be therein in despair
Saheeh International
Until, when We open for them the gate of extreme punishment, behold! they are aghast thereat
Marmaduke Pickthall