the tree of life growing on both sides of the river, yielding twelve kinds of fruit and producing leaves "for the healing of the nations" — is that they were hearing Ezekiel 47 come to life. " Revelation 22:1–2 is that vision fulfilled — except that in the eternal state, the Temple is God himself and the Lamb (Rev 21:22), and the river flows not from a building but from the throne. The leaves of the tree "for the healing of the nations" are among the most beautiful images in all of Scripture.
The nations — all of them, the kings of the earth bringing their glory into the city (Rev 21:24, 26) — find their healing in the new creation, not their destruction. The covenant story ends not with annihilation but with gathering. Ancient wisdom, modern clarity: the new creation is not a retreat from the physical world but its transformation — renewed, purified, made finally and fully what creation was always meant to be.
" The same voice that opened Revelation with urgency — "the things that must shortly take place" — closes it with an invitation that reaches past the first century into every generation that has read the book since. The judgment content is first-century specific. The invitation is universal.