G1484–ἔθνος–ethnos

And the nations of them which are saved shall walk in the light of it: and the kings of the earth do bring their glory and honour into it.

ἔθνη ethnē “nations”

And they shall bring the glory and honour of the nations into it.

ἐθνῶν ethnōn “nations”

In the midst of the street of it, and on either side of the river, was there the tree of life, which bare twelve manner of fruits, and yielded her fruit every month: and the leaves of the tree were for the healing of the nations.

ἐθνῶν. ethnōn “nations.”