mounts: or, engines of shot, Jeremiah 33:4; Ezekiel 21:22; The mounts were huge terraces raised up to plant their engines on; and so formed as to be capable of being moved forwards towards the city. See note on 2 Samuel 20:15.
the city is: Jeremiah 32:3, Jeremiah 32:25, Jeremiah 32:36, Jeremiah 21:4-7, Jeremiah 37:6-10