Revelation 21:22

Awake, awake, Clothe yourself in your strength, O Zion; Clothe yourself in your glorious garments, O Jerusalem, the holy city; For the uncircumcised and the unclean Will no longer come into you.

for he was looking for the city which has foundations, whose architect and builder is God.

“For this reason, they are before the throne of God; and they serve Him day and night in His sanctuary; and He who sits on the throne will dwell over them.

And if anyone takes away from the words of the book of this prophecy, God will take away his part from the tree of life and from the holy city, which are written in this book.