So Joab son of Zeruiah, along with the servants of David, marched out and met them by the pool of Gibeon. And the two camps took up positions on opposite sides of the pool.

2 Samuel 8:16
Joab son of Zeruiah was over the army; Jehoshaphat son of Ahilud was the recorder;

2 Samuel 20:8
And while they were at the great stone in Gibeon, Amasa joined them. Now Joab was dressed in military attire, with a dagger strapped to his belt. And as he stepped forward, he slipped the dagger from its sheath.

1 Kings 2:5
Moreover, you know what Joab son of Zeruiah did to me--what he did to Abner son of Ner and Amasa son of Jether, the two commanders of the armies of Israel. He killed them in peacetime to avenge the blood of war. He stained with the blood of war the belt around his waist and the sandals on his feet.

1 Chronicles 2:16
Their sisters were Zeruiah and Abigail. And the three sons of Zeruiah were Abishai, Joab, and Asahel.

1 Chronicles 11:6
Now David had said, "Whoever is the first to strike down a Jebusite will become chief commander." And Joab son of Zeruiah went up first, and he became the chief.

Jeremiah 41:12
they took all their men and went to fight Ishmael son of Nethaniah. And they found him near the great pool in Gibeon.

And Joab the son of Zeruiah, and the servants of David, went out, and met together by the pool of Gibeon: and they sat down, the one on the one side of the pool, and the other on the other side of the pool.