October-Horse
From BiblePortal Wikipedia
October-Horse [1]
THE, a horse anciently sacrificed in the month of October to Mars in the Campus Martins at Rome. The blood that dropped from the tail of the animal which was sacrificed was carefully preserved by the vestal virgins in the temple of Vesta, for the purpose of being burned at the festival Palilia (q.v.), in order to produce a public purification by fire and smoke.
