1 Chronicles 24:3

And David ordered them on this manner: Zadok of the sons of Eleazar and Ahimelech of the sons of Ithamar to be in office by course.

2 Samuel 8:17

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

1 Chronicles 24:31

And these cast lots next to their brethren the sons of Aaron, before David the king and Zadok and Ahimelech and the ancient heads and priests of the Levites: as well the youngest brother as an ancient head.

1 Samuel 21:1

Then came David to Nob to Ahimelech the priest. And Ahimelech was astonished at his coming, and said unto him, "Why cometh thou thyself alone, and no man with thee?"

1 Samuel 22:9-23

Then answered Doeg the Edomite, which had the oversight of the servants of Saul, and said, "I saw the son of Jesse, when he came to Nob, to Ahimelech the son of Ahitub,

2 Samuel 20:25

Sheva was scribe. And Zadok and Abiathar were priests.

1 Kings 2:35

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

1 Chronicles 6:4-8

Eleazar begat Phinehas. Phinehas begat Abishua.

1 Chronicles 6:50-53

These are the sons of Aaron: Eleazar, whose son was Phinehas, and his son Abishua,

1 Chronicles 12:27-28

And Jehoiada was the chief of them of Aaron and with him three thousand and seven hundred.

1 Chronicles 15:11

And David called to Zadok and Abiathar the priests, and to the Levites Uriel, Asaiah, Joel, Shemaiah, Eliel and Amminadab;

1 Chronicles 16:39

And Zadok the priest with his brethren the priests set he before the tabernacle of the LORD at the hill altar of Gibeon,

1 Chronicles 24:6

And Shimeah the son of Nethanel the Scribe of the Levites wrote them before the king and the lords, and before Zadok the priest and Ahimelech the son of Abiathar, and before the ancient heads of the priests and of the Levites: one principal household for Eleazar and one for Ithamar.

Treasury of Scripture Knowledge

Summary

And David distributed them, both Zadok of the sons of Eleazar, and Ahimelech of the sons of Ithamar, according to their offices in their service.

Bible References

Ahimelech

1 Samuel 21:1
Then came David to Nob to Ahimelech the priest. And Ahimelech was astonished at his coming, and said unto him, "Why cometh thou thyself alone, and no man with thee?"
1 Samuel 22:9
Then answered Doeg the Edomite, which had the oversight of the servants of Saul, and said, "I saw the son of Jesse, when he came to Nob, to Ahimelech the son of Ahitub,
2 Samuel 8:17
And Zadok the son of Ahitub, and Ahimelech the son of Abiathar were the priests, and Seraiah was the scribe.