2 Samuel 17:14

17:14 Then Absalom and all the men of Israel said, “The advice of Hushai the Arkite sounds better than the advice of Ahithophel.” Now the Lord had decided to frustrate the sound advice of Ahithophel, so that the Lord could bring disaster on Absalom.

2 Samuel 15:31

15:31 Now David had been told, “Ahithophel has sided with the conspirators who are with Absalom. So David prayed, “Make the advice of Ahithophel foolish, O Lord!”

2 Samuel 15:34

15:34 But you will be able to counter the advice of Ahithophel if you go back to the city and say to Absalom, ‘I will be your servant, O king! Previously I was your father’s servant, and now I will be your servant.’

2 Samuel 16:23

16:23 In those days Ahithophel’s advice was considered as valuable as a prophetic revelation. Both David and Absalom highly regarded the advice of Ahithophel.