'Horsemen' in the Bible

And he said, This will be the manner of the king that shall reign over you: he will take your sons, and appoint them for himself, on his chariot and among his horsemen, and they shall run before his chariots;

And the Philistines were assembled together to fight with Israel, thirty thousand chariots, and six thousand horsemen, and people as the sand which is on the sea-shore in multitude; and they came up, and encamped in Michmash, eastward from Beth-Aven.