2 Samuel 12:27

Overview - 2 Samuel 12
Nathan's parable of the ewe lamb causes David to be his own judge.
David, reproved by Nathan, confesses his sin, and is pardoned.
15 David mourns and prays for the child while it lives.
24 Solomon is born, and named Jedidiah.
26 David takes Rabbah, and tortures the people thereof.
Treasury of Scripture Knowledge

2 Samuel 12:27  (King James Version)
And Joab sent messengers to David, and said, I have fought against Rabbah, and have taken the city of waters.

11:1 Deuteronomy 3:11 ; Ezekiel 21:20

the city of waters
Probably that part of the city situated near the pond, from which the rest received their water.