| 2 Samuel 8:18Amplified Bible - Classic EditionBenaiah son of Jehoiada was over both the Cherethites and Pelethites [the king's bodyguards]; and David's sons were chief [confidential] assistants to the king.See the chapter | 
In the seventh year Jehoiada [the priest, Jehosheba's husband] sent for the captains over hundreds of the Carites and of the guards or runners and brought them to him to the house of the Lord and made a covenant with them and took an oath from them in the house of the Lord and showed them the king's [hidden] son.