1 Chronicles 24:3

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.

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

These likewise cast lots over against their brethren the sons of Aaron in the presence of David the king, and Zadok, and Ahimelech, and the chief of the fathers of the priests and Levites, even the principal fathers over against their younger brethren.

1 Samuel 21:1

Then came David to Nob to Ahimelech the priest: and Ahimelech was afraid at the meeting of David, and said unto him, Why art thou alone, and no man with thee?

1 Samuel 22:9-23

Then answered Doeg the Edomite, which was set over the servants of Saul, and said, I saw the son of Jesse coming to Nob, to Ahimelech the son of Ahitub.

2 Samuel 20:25

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

1 Kings 2:35

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.

1 Chronicles 6:4-8

Eleazar begat Phinehas, Phinehas begat Abishua,

1 Chronicles 6:50-53

And these are the sons of Aaron; Eleazar his son, Phinehas his son, Abishua his son,

1 Chronicles 12:27-28

And Jehoiada was the leader of the Aaronites, and with him were three thousand and seven hundred;

1 Chronicles 15:11

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

1 Chronicles 16:39

And Zadok the priest, and his brethren the priests, before the tabernacle of the LORD in the high place that was at Gibeon,

1 Chronicles 24:6

And Shemaiah the son of Nethaneel the scribe, one of the Levites, wrote them before the king, and the princes, and Zadok the priest, and Ahimelech the son of Abiathar, and before the chief of the fathers of the priests and Levites: one principal household being taken for Eleazar, and one taken 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 afraid at the meeting of David, and said unto him, Why art thou alone, and no man with thee?
1 Samuel 22:9
Then answered Doeg the Edomite, which was set over the servants of Saul, and said, I saw the son of Jesse coming 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;

King James Version Public Domain