And they come to Jesus, and see him that was possessed with the devil, and had the legion, sitting, and clothed, and in his right mind: and they were afraid. And they that saw it told them how it befell to him that was possessed with the devil, and also concerning the swine. And they began to pray him to depart out of their coasts.
Mark 5:15-17 KJV
After such a miraculous deliverence of their fellow countryman, the Gaddereans asked Jesus to leave. Why?