The writer speaks of the king defeating or punishing people who oppress others as if those people were objects that the king would break into pieces. AT: "punish the person who oppresses others" (See: [[rc://en/ta/man/translate/figs-metaphor]])
The sun and the moon are metonyms for the day and the night, which together are a merism for all time. AT: "forever, and without ending" (See: [[rc://en/ta/man/translate/figs-metonymy]] and [[rc://en/ta/man/translate/figs-merism]])