Its gates will never be shut at the end of the day, because there will be no night there.
We have already considered the introduction to the vision of the new Jerusalem in a more general idea of the heavenly state; we now come to the vision itself, where observe, I. The person that opened the vision to the apostle - one of the seven angels, that had the seven vials full of the seven last plagues, Rev 21:9.
Commenting on Revelation 21:9-27
And they shall bring the glory and honour of the nations into it. The glory of the nations are the people of God, who, though they are reckoned the filth of the world, are the excellent in the earth; these will be brought into this city, and be presented to the King of it, in a glorious manner, and that by the kings of the...
Verse 25. And the gates of it shall not be shut at all by day. It shall be constantly open, allowing free ingress and egress to all who reside there. The language is derived from . . Applied to the future state of the blessed, it would seem to mean, that while this will be their permanent abode, yet that the dwellers there will not be prisoners.