1 Chronicles 18:15

Joab the son of Zeruiah was in command of the army, and Jehoshaphat the son of Ahilud was the recorder;

1 Chronicles 11:6

Now David said, “Whoever strikes down a Jebusite first shall be chief and commander.” Joab the son of Zeruiah [David’s half sister] went up first, and so he was made chief.

2 Samuel 8:16

Joab the son of Zeruiah was [commander] over the army; Jehoshaphat the son of Ahilud was recorder (secretary);

1 Kings 4:3

Elihoreph and Ahijah the sons of Shisha, were scribes; Jehoshaphat the son of Ahilud was the recorder [of important events];

Treasury of Scripture Knowledge

Summary

And Joab the son of Zeruiah was over the host; and Jehoshaphat the son of Ahilud, recorder.

Jehoshaphat

Bible References

Joab

1 Chronicles 11:6
Now David said, “Whoever strikes down a Jebusite first shall be chief and commander.” Joab the son of Zeruiah [David’s half sister] went up first, and so he was made chief.
2 Samuel 8:16
Joab the son of Zeruiah was [commander] over the army; Jehoshaphat the son of Ahilud was recorder (secretary);

Jehoshaphat

1 Kings 4:3
Elihoreph and Ahijah the sons of Shisha, were scribes; Jehoshaphat the son of Ahilud was the recorder [of important events];