According to this prophecy an angel with a great light or splendor comes to set God’s people free from the slavery of the Babylon. This is the prophecy of the second coming Christ coming as the high priest of God in the Order of Melchizedek. He is bringing the Urim and the Thummim (the perfect word of God) to set us free and give us salvation.
Hebrews 7:15 And what we have said is even more clear if another priest like Melchizedek appears, 16 one who…