2 Samuel 12:27

and Joab sendeth messengers unto David, and saith, 'I have fought against Rabbah -- also I have captured the city of waters;

Deuteronomy 3:11

for only Og king of Bashan had been left of the remnant of the Rephaim; lo, his bedstead is a bedstead of iron; is it not in Rabbath of the sons of Ammon? nine cubits its length, and four cubits its breadth, by the cubit of a man.

2 Samuel 11:1

And it cometh to pass, at the revolution of the year -- at the time of the going out of the messengers -- that David sendeth Joab, and his servants with him, and all Israel, and they destroy the Bene-Ammon, and lay siege against Rabbah. And David is dwelling in Jerusalem,

Ezekiel 21:20

A way appoint for the coming of the sword, Unto Rabbath of the sons of Ammon, And to Judah, in Jerusalem -- the fenced.

Treasury of Scripture Knowledge

Summary

And Joab sent messengers to David, and said, I have fought against Rabbah, and have taken the city of waters.

Bible References

Rabbah

2 Samuel 11:1
And it cometh to pass, at the revolution of the year -- at the time of the going out of the messengers -- that David sendeth Joab, and his servants with him, and all Israel, and they destroy the Bene-Ammon, and lay siege against Rabbah. And David is dwelling in Jerusalem,
Deuteronomy 3:11
for only Og king of Bashan had been left of the remnant of the Rephaim; lo, his bedstead is a bedstead of iron; is it not in Rabbath of the sons of Ammon? nine cubits its length, and four cubits its breadth, by the cubit of a man.
Ezekiel 21:20
A way appoint for the coming of the sword, Unto Rabbath of the sons of Ammon, And to Judah, in Jerusalem -- the fenced.