Kerethites

Facts:

The Kerethites were a people group who were probably part of the Philistines. Some versions write this name as "Cherethites."

The "Kerethites and Pelethites" were a special group of soldiers from King David's army who were especially devoted to him as his bodyguards.
Benaiah, son of Jehoiada, a member of David's administrative corps, was the leader of the Kerethites and Pelethites.
The Kerethites remained with David when he had to flee Jerusalem because of Absalom's revolt.