77حَتّىٰ إِذا فَتَحنا عَلَيهِم بابًا ذا عَذابٍ شَديدٍ إِذا هُم فيهِ مُبلِسونَT. B. Irvinguntil just as We opened up a gate for them leading to severe torment, why they were dumbfounded by it!