35 And have you not there Zadok and Abiathar the priests? so whatever comes to your ears from the king's house, give word of it to Zadok and Abiathar the priests.
2 Samuel 15:35 Cross References - BBE
2 Samuel 17:15-16
15 Then Hushai said to Zadok and Abiathar, the priests, This is the suggestion made by Ahithophel to Absalom and the responsible men of Israel, and this is what I said to them.
16 So now send the news quickly to David, and say, Do not take your night's rest by the way across the river to the waste land, but be certain to go over; or the king and all the people with him will come to destruction.