2 Samuel 20:15

Overview - 2 Samuel 20
By occasion of the quarrel, Sheba makes a party in Israel.
David's ten concubines are put in confinement for life.
Amasa, made captain over Judah, is slain by Joab.
14 Joab pursues Sheba unto Abel.
16 A wise woman saves the city by Sheba's head.
23 David's officers.
Treasury of Scripture Knowledge

2 Samuel 20:15  (King James Version)
And they came and besieged him in Abel of Bethmaachah, and they cast up a bank against the city, and it stood in the trench: and all the people that were with Joab battered the wall, to throw it down.

cast up
2 Kings 19:32 ; Jeremiah 32:24 ; 33:4 Luke 19:43

a bank
So LXX. generally render {solelah,} by [proschoma or choma;] which latter is described by Potter as "a mount, which was raised so high as to equal, if not exceed, the top of the besieged walls. The sides were walled in with bricks or stones, or secured with strong rafters; the fore part only, being by degrees to be moved near the walls, remained bare."

it stood in the trench or, it stood against the outmost
battered, etc. Hebrew marred to throw down.