en_tn_lite_do_not_use/2ch/25/13.md

the men of the army which Amaziah sent back

"the men of the army of Israel which Amaziah sent back to Israel"

Beth Horon

This was a village near Jerusalem in Ephraim. (See: rc://en/ta/man/translate/translate-names)

struck down

Here "struck down" is an idiom that means they killed them. AT: "killed" (See: rc://en/ta/man/translate/figs-idiom)

three thousand of the people

"3,000 people"

took much plunder

"took away a great amount of valuable things"