1 Chronicles 18:17 (KJV)

Moreover Abishai the son of Zeruiah slew of the Edomites in the valley of salt eighteen thousand.

And he put garrisons in Edom; and all the Edomites became David's servants. Thus the LORD preserved David whithersoever he went.

So David reigned over all Israel, and executed judgment and justice among all his people.

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

And Zadok the son of Ahitub, and Abimelech the son of Abiathar, were the priests; and Shavsha was scribe;