John the Apostle
Revelation 21:26ESV·traditional attribution

They will bring into it the glory and the honor of the nations.

Matthew Henry Presbyterian @wholebiblehenry

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

Albert Barnes Presbyterian @notesbybarnes

Verse 26. And they shall bring, etc. . That blessed world shall be made up of all that was truly valuable and pure on the earth.

Jamieson-Fausset-Brown Reformed @jfbcommentary

All that was truly glorious and excellent in the earth and its converted nations shall be gathered into it; and while all shall form one Bride, there shall be various orders among the redeemed, analogous to the divisions of nations on earth constituting the one great human family, and to the various orders of angels.