2 Samuel 8:15-18 NIV

[15] David reigned over all Israel, doing what was just and right for all his people. [16] Joab son of Zeruiah was over the army; Jehoshaphat son of Ahilud was recorder; [17] Zadok son of Ahitub and Ahimelek son of Abiathar were priests; Seraiah was secretary; [18] Benaiah son of Jehoiada was over the Kerethites and Pelethites; and David’s sons were priests.