Thanks for my morning bible study!
and shut thy doors about thee;
a phrase expressive of safety and secrecy, and may be applied to the several things above mentioned: hide thyself as it were for a little moment, until the indignation
be overpast;
not the indignation of Satan, or of wicked persecutors against the saints, but the indignation of God; and that not upon his own people, or on the Jewish nation, but on a wicked world; not in hell, for that will be everlasting, and never over, and much less be only for a little moment; but as it will be in time, and fall upon all the nations of the world, and especially the Romish antichrist, and the antichristian states; and refers chiefly to the seven vials of God's wrath, which will be poured forth upon them; which, when they begin, will soon be over; see ( Isaiah 34:2 ) ( Revelation 16:1 ) and so will be the burning of the world, the last instance of God's indignation on earth, it will soon be at an end; and, in the meanwhile, the saints will be with Christ in the air; and those troubles, in which the people will be involved before happy times come, will be very short; as indeed all their afflictions are but for a moment, a little moment; the temptation that will come upon all the earth, to try the inhabitants of it, will be but an hour; and the slaying of the witnesses, and their lying slain, will be but three days and a half; this time of trouble will be shortened for the elect's sake,
https://www.biblestudytools.com/commentaries/gills-exposition-of-the-bible/isaiah-26-20.html