John Gill Commentary 1 Kings 1:44

"and the king hath sent with him Zadok the priest, and Nathan the prophet, and Benaiah the son of Jehoiada, and the Cherethites and the Pelethites; and they have caused him to ride upon the king`s mule;" — 1 Kings 1:44 (ASV)

And the king has sent with him
To the fountain of Gihon:

Zadok the priest, and Nathan the prophet, and Benaiah the son of
Jehoiada, and the Cherethites, and the Pelethites ;
over whom the latter was captain:

and they have caused him to ride upon the king's mule ;
by his order and direction.