'Advisor' in the Bible

Absalom sent for Ahithophel the Gilonite, the advisor of David, from his city Giloh, while he offered the sacrifices. The conspiracy {grew in strength}, and the people [were] going and {increasing} with Absalom.

Azariah the son of Nathan [was] over the governors, and Zabud the son of Nathan was a priest, an advisor to the king.

So the king of Assyria sent the commander in chief, the chief eunuch, and the {chief advisor} from Lachish to King Hezekiah at Jerusalem with a heavy army. They went up and came [to] Jerusalem, then they went up and came and stood at the aqueduct of the upper pool which is on the main road of the {washer's} field.

Then the chief advisor said to them, "Please say to Hezekiah: 'Thus says the great king, the king of Assyria: "What [is] this confidence that you trust?