Passage cross-references.

And Zadok, a young man mighty of valour, and of his father’s house twenty and two captains.

And one of the sons of Ahimelech the son of Ahitub, named Abiathar, escaped, and fled after David. …

And the king put Benaiah the son of Jehoiada in his room over the host: and Zadok the priest did the king put in the room of Abiathar.

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

And lo Zadok also, and all the Levites were with him, bearing the ark of the covenant of God: and they set down the ark of God; and Abiathar went up, until all the people had done passing out of the city. …

And hast thou not there with thee Zadok and Abiathar the priests? therefore it shall be, that what thing soever thou shalt hear out of the king’s house, thou shalt tell it to Zadok and Abiathar the priests.

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

And unto Abiathar the priest said the king, Get thee to Anathoth, unto thine own fields; for thou art worthy of death: but I will not at this time put thee to death, because thou barest the ark of the LORD God before David my father, and because thou hast been afflicted in all wherein my father was afflicted.

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