Tafseer Ibn Kathir of AL ISRAA' [92]

أَوْ تُسْقِطَ السَّمَاء كَمَا زَعَمْتَ عَلَيْنَا كِسَفًا أَوْ تَأْتِيَ بِاللّهِ وَالْمَلآئِكَةِ قَبِيلاً

Or you make the heaven fall upon us in fragments as you have claimed or you bring Allah and the angels before [us]