en_tn_condensed/jer/21/04.md

See

This tells the hearer to pay special attention to what follows.

turn back

Possible meanings: to make useless or to send back into the city.

the instruments of war that are in your hand

"the soldiers that you command" or "the weapons that you and your soldiers carry"

Chaldeans

This is another name for the Babylonians.

closing you in

"coming close to you"

I will gather them

Possible meanings: Yahweh will allow the Babylonians to enter the city or Yahweh will cause the Israelites to bring their weapons back into the center of the city.