1 Chronicles 24:3

And David with Zadok of the sons of Eleazar, and Ahimelech of the sons of Ithamar, divided them according to their ordering in their service.

2 Samuel 8:17

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

1 Chronicles 24:31

These likewise cast lots even as their brothers the sons of Aaron in the presence of David the king, and Zadok, and Ahimelech, and the heads of the fathers of the priests and of the Levites, the fathers of the chief even as those o

1 Samuel 21:1

Then David came to Nob to Ahimelech the priest. And Ahimelech came to meet David trembling, and said to him, Why are thou alone, and no man with thee?

1 Samuel 22:9-23

Then answered Doeg the Edomite, who stood by 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 priests,

1 Kings 2:35

And the king put Benaiah the son of Jehoiada in his room over the army. And the king put Zadok the priest in the place of Abiathar.

1 Chronicles 6:4-8

Eleazar begot Phinehas, Phinehas begot 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 house of] Aaron. 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 brothers the priests, before the tabernacle of LORD in the high place that was at Gibeon,

1 Chronicles 24:6

And Shemaiah the son of Nethanel the scribe, who was of the Levites, wrote them in the presence of the king, and the princes, and Zadok the priest, and Ahimelech the son of Abiathar, and the heads of the fathers of the priests and

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 David came to Nob to Ahimelech the priest. And Ahimelech came to meet David trembling, and said to him, Why are thou alone, and no man with thee?
1 Samuel 22:9
Then answered Doeg the Edomite, who stood by 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 priests, and Seraiah was scribe,