Sheva was the scribe; Zadok and Abiathar were priests;

2 Samuel 15:24
Zadok was also there, and all the Levites with him were carrying the ark of the covenant of God. And they set down the ark of God, and Abiathar offered sacrifices until the people had passed out of the city.

2 Samuel 20:26
and Ira the Jairite was David's priest.

1 Kings 1:7
So Adonijah conferred with Joab son of Zeruiah and with Abiathar the priest, who supported him.

1 Kings 1:8
But Zadok the priest, Benaiah son of Jehoiada, Nathan the prophet, Shimei, Rei, and David's mighty men would not join Adonijah.

1 Kings 4:4
Benaiah son of Jehoiada was in charge of the army; Zadok and Abiathar were priests;

And Sheva was scribe: and Zadok and Abiathar were the priests: