2 Samuel 15:12

15:12 While he was offering sacrifices, Absalom sent for Ahithophel the Gilonite, David’s adviser, to come from his city, Giloh. The conspiracy was gaining momentum, and the people were starting to side with Absalom.

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.

2 Samuel 17:11

17:11 My advice therefore is this: Let all Israel from Dan to Beer Sheba – in number like the sand by the sea! – be mustered to you, and you lead them personally into battle.

2 Samuel 17:21

17:21 After the men had left, Ahimaaz and Jonathan climbed out of the well. Then they left and informed King David. They advised David, “Get up and cross the stream quickly, for Ahithophel has devised a plan to catch you.”