The showing or exhibiting at a horse show or horse exhibition; the selling or auctioning at a horse sale or auction; the allowing to be shown, exhibited, or sold at a horse show, horse exhibition, or horse sale or auction; the entering for the purpose of showing or exhibiting in any horse show or horse exhibition; or offering for sale at a horse sale or auction, any horse which is wearing or bearing any equipment, device, paraphernalia, or substance which the Secretary by regulation under
section 1828 of this title prohibits to prevent the soring of horses.