RobH_en_tn/jer/17/25.md

those who sit on David's throne

Here the throne that the king of Judah sits on is represented as "David's throne." See how you translated this in Jeremiah 13:13. Alternate translation: "those who sit on Judah's throne" or "the kings of the nation of Judah" (See: rc://en/ta/man/translate/figs-metonymy)

this city will be inhabited forever

This can be stated in active form. Alternate translation: "people will inhabit this city forever" (See: rc://en/ta/man/translate/figs-activepassive)