Exodus 18:21Moreover thou shalt provide out of all the people able men, such as fear God, men of truth, hating covetousness; and place such over them, to be rulers of thousands, and rulers of hundreds, rulers of fifties, and rulers of tens:
2 Samuel 8:15-18And David reigned over all Israel; and David executed judgment and justice unto all his people. And Joab the son of Zeruiah was over the host; and Jehoshaphat the son of Ahilud was recorder; And Zadok the son of Ahitub, and Ahimelech the son of Abiathar, were the priests; and Seraiah was the scribe; And Benaiah the son of Jehoiada was over both the Cherethites and the Pelethites; and David's sons were chief rulers.
2 Samuel 20:23-26Now Joab was over all the host of Israel: and Benaiah the son of Jehoiada was over the Cherethites and over the Pelethites: And Adoram was over the tribute: and Jehoshaphat the son of Ahilud was recorder: And Sheva was scribe: and Zadok and Abiathar were the priests: And Ira also the Jairite was a chief ruler about David.
1 Chronicles 6:8-10And Ahitub begat Zadok, and Zadok begat Ahimaaz, And Ahimaaz begat Azariah, and Azariah begat Johanan, And Johanan begat Azariah, (he it is that executed the priest's office in the temple that Solomon built in Jerusalem:)