Zadok and Abiathar the priests, i.e. the chief priests, Abiathar the high priest, and Zadok the second priest: see Numbers 3:32.
Related Commentaries of 1 Chronicles 15:11
1 Chronicles 15:11
11 And David called for Zadok and Abiathar the priests, and for the Levites, for Uriel, Asaiah, and Joel, Shemaiah, and Eliel, and Amminadab,