2 Samuel 15:29
15:29 So Zadok and Abiathar took the ark of God back to Jerusalem and remained there.
2 Samuel 15:35-36
15:35 Zadok and Abiathar the priests will be there with you. Everything you hear in the king’s palace you must tell Zadok and Abiathar the priests.
15:36 Furthermore, their two sons are there with them, Zadok’s son Ahimaaz and Abiathar’s son Jonathan. You must send them to me with any information you hear.”