If you are coming to this post fresh off the internet, you need a brief introduction to that which will follow. I will try to set the context quickly before dropping into prediction and prophecy.
John the Apostle was exiled to an island called Patmos where he received interactive visions which are about to close out. He and an angel have been reviewing the New Heaven and the New Earth. They are standing on a mountaintop of the New Earth overlooking the New Jerusalem the penultimate city of God. Click this link for a bigger picture.
Now, though, the angel is about done with God’s assignment, and some summarization will commence.
6 And he said to me, “These words are trustworthy and true. And the Lord, the God of the spirits of the prophets, has sent his angel to show his servants what must soon take place.” (Revelation 22:6–ESV)