Be ye not as the horse, or as the mule, which have no understanding: whose mouth must be held in with bit and bridle, lest they come near unto thee.
Proverbs 26:3A whip for the horse, a bridle for the ass, and a rod for the fool's back.
Revelation 14:20And the winepress was trodden without the city, and blood came out of the winepress, even unto the horse bridles, by the space of a thousand and six hundred furlongs.