'Priests' in the Bible

And Zadok and Abiathar, the son of Ahimelech, the son of Ahitub, were priests; and Seraiah was the scribe;

And Benaiah, the son of Jehoiada, was over the Cherethites and the Pelethites; and David's sons were priests.

And have you not there Zadok and Abiathar the priests? so whatever comes to your ears from the king's house, give word of it to Zadok and Abiathar the priests.

Then Hushai said to Zadok and Abiathar, the priests, This is the suggestion made by Ahithophel to Absalom and the responsible men of Israel, and this is what I said to them.

And King David sent word to Zadok and Abiathar, the priests, Say to the responsible men of Judah, Why are you the last to take steps to get the king back to his house?

And Sheva was the scribe, and Zadok and Abiathar were priests;