This is a metonym for the people in the other city. Alternate translation: "will go to the people of another city" (See: [[rc://en/ta/man/jit/figs-metonymy]])
Here "face" is a metonym for Yahweh's presence. See how you translated this in [Zechariah 7:2](../07/02.md). Alternate translation: "in the presence of Yahweh" (See: [[rc://en/ta/man/jit/figs-metonymy]])
Those who want to know Yahweh and please him are spoken of as if they are literally seeking to find Yahweh. (See: [[rc://en/ta/man/jit/figs-metaphor]])