1 Chronicles 11:6

Now David had said, “Whoever strikes down a Jebusite first shall be chief and commander.” Joab the son of Zeruiah went up first, so he became chief.

2 Samuel 8:16

Joab the son of Zeruiah was over the army, and Jehoshaphat the son of Ahilud was recorder.

Joshua 15:16-17

And Caleb said, “The one who attacks Kiriath-sepher and captures it, I will give him Achsah my daughter as a wife.”

1 Samuel 17:25

The men of Israel said, “Have you seen this man who is coming up? Surely he is coming up to defy Israel. And it will be that the king will enrich the man who kills him with great riches and will give him his daughter and make his father’s house free in Israel.”

2 Samuel 2:18

Now the three sons of Zeruiah were there, Joab and Abishai and Asahel; and Asahel was as swift-footed as one of the gazelles which is in the field.

2 Samuel 3:27

So when Abner returned to Hebron, Joab took him aside into the middle of the gate to speak with him privately, and there he struck him in the belly so that he died on account of the blood of Asahel his brother.

2 Samuel 20:23

Now Joab was over the whole army of Israel, and Benaiah the son of Jehoiada was over the Cherethites and the Pelethites;

Treasury of Scripture Knowledge

Summary

And David said, Whosoever smiteth the Jebusites first shall be chief and captain. So Joab the son of Zeruiah went first up, and was chief.

General references

Bible References

Whosoever

Joshua 15:16
And Caleb said, “The one who attacks Kiriath-sepher and captures it, I will give him Achsah my daughter as a wife.”
1 Samuel 17:25
The men of Israel said, “Have you seen this man who is coming up? Surely he is coming up to defy Israel. And it will be that the king will enrich the man who kills him with great riches and will give him his daughter and make his father’s house free in Israel.”

General references

Joshua 15:63
Now as for the Jebusites, the inhabitants of Jerusalem, the sons of Judah could not drive them out; so the Jebusites live with the sons of Judah at Jerusalem until this day.