The sword is a metonym for war, in which soldiers use swords. Alternate translation: "You who have survived the war" (See: [[rc://en/ta/man/jit/figs-metonymy]])
The phrases "Call ... to mind" and "come to mind" are idioms that mean to think about or remember. Alternate translation: "Though you are far away, think about Yahweh; think about Jerusalem" (See: [[rc://en/ta/man/jit/figs-idiom]])