William Barclay's Daily Study Bible - Revelation 21:2
21:2 And I saw the holy city, new Jerusalem, coming down out of heaven from God, like a bride adorned for her husband. Here, again, is a dream of the Jews which never died--the dream of the restoration of Jerusalem, the holy city. Once again it has a double background. (i) It has a background which is essentially Greek. One of the great contributions to the world's philosophical thought was Plato's doctrine of ideas or forms. He taught that in the invisible world there existed the... read more
Matthew Henry's Complete Commentary - Revelation 21:1-8
We have here a more general account of the happiness of the church of God in the future state, by which it seems most safe to understand the heavenly state. I. A new world now opens to our view (Rev. 21:1): I saw a new heaven and a new earth; that is, a new universe; for we suppose the world to be made up of heaven and earth. By the new earth we may understand a new state for the bodies of men, as well as a heaven for their souls. This world is not now newly created, but newly opened, and... read more