en_tn/jer/51/48.md

over Babylon ... come for her

The people of Babylon are spoken of as if they were the city itself, and the city is spoken of as if it were a woman. Alternate translation: "over the Babylonians ... come for them ... the Babylonians have made ... their land" (See: rc://en/ta/man/jit/figs-metonymy and rc://en/ta/man/jit/figs-metaphor)

the heavens and the earth

Heaven and earth are viewed as if they were people. (See: rc://en/ta/man/jit/figs-personification)

this is Yahweh's declaration

Yahweh speaks of himself by name to express the certainty of what he is declaring. See how you translated this in Jeremiah 1:8. Alternate translation: "this is what Yahweh has declared" or "this is what I, Yahweh, have declared" (See: rc://en/ta/man/jit/figs-123person)