'Horsemen' in the Bible

He said, “This will be the procedure of the king who will reign over you: he will take your sons and place them for himself in his chariots and among his horsemen and they will run before his chariots.

Now the Philistines assembled to fight with Israel, 30,000 chariots and 6,000 horsemen, and people like the sand which is on the seashore in abundance; and they came up and camped in Michmash, east of Beth-aven.