حَتَّىٰٓ إِذَا فَتَحْنَا عَلَيْهِم بَابًا ذَا عَذَابٍ شَدِيدٍ إِذَا هُمْ فِيهِ مُبْلِسُونَUntil when We have opened before them a door of severe punishment, immediately they will be therein in despair.
Until when We have opened before them a door of severe punishment, immediately they will be therein in despair.