2 Samuel 12:27

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

Deuteronomy 3:11

(For only Og king of Bashan was left of the remnant of the [the giants known as the] Rephaim. Behold, his bed frame was a bed frame of iron; is it not in Rabbah of the Ammonites? It was nine cubits (12 ft.) long and four cubits (6 ft.) wide, using the cubit of a man [the forearm to the end of the middle finger].)

2 Samuel 11:1

Then it happened in the spring, at the time when the kings go out to battle, that David sent Joab and his servants with him, and all [the fighting men of] Israel, and they destroyed the Ammonites and besieged Rabbah. But David remained in Jerusalem.

Ezekiel 21:20

You shall point out a way for the [Babylonian] sword to come to Rabbah [the capital] of the sons of Ammon, and to Judah into fortified Jerusalem.

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
Then it happened in the spring, at the time when the kings go out to battle, that David sent Joab and his servants with him, and all [the fighting men of] Israel, and they destroyed the Ammonites and besieged Rabbah. But David remained in Jerusalem.
Deuteronomy 3:11
(For only Og king of Bashan was left of the remnant of the [the giants known as the] Rephaim. Behold, his bed frame was a bed frame of iron; is it not in Rabbah of the Ammonites? It was nine cubits (12 ft.) long and four cubits (6 ft.) wide, using the cubit of a man [the forearm to the end of the middle finger].)
Ezekiel 21:20
You shall point out a way for the [Babylonian] sword to come to Rabbah [the capital] of the sons of Ammon, and to Judah into fortified Jerusalem.