Joab

2 Samuel 19:13
And say to Amasa, 'Aren't you my flesh and blood? May God punish me, and ever so severely, if from this time you are not the commander of my army in place of Joab!'"

2 Samuel 20:23
Now Joab was over the whole army of Israel; Benaiah son of Jehoiada was over the Cherethites and Pelethites;

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.

1 Chronicles 18:15-17
Joab son of Zeruiah was over the army; Jehoshaphat son of Ahilud was the historian; . . .

Jehoshaphat

1 Kings 4:3
Elihoreph and Ahijah, the sons of Shisha, were secretaries; Jehoshaphat son of Ahilud was the recorder;

recorder.