حَتّٰ٘ي اِذَا فَتَحۡنَا عَلَيۡهِمۡ بَابًا ذَا عَذَابٍ شَدِيۡدٍ اِذَا هُمۡ فِيۡهِ مُبۡلِسُوۡنَࣖ‏

Until when We have opened before them a door of severe punishment, immediately they will be therein in despair