"The Lord Himself is witness that we have the case of the woman who went to the theatre and came back possessed. Accordingly, in the exorcism, when the unlcean spirit was rebuked for having dared to attack a believer, he firmly replied, "And in truth I did it most lawfully, for I found her in my domain." -Tertullian(Dictionary of Early Christian Beliefs)
I think that the term "possessed" once again must be clarified for all of us.Possession implies absolute control over...POSSES'SION, n. The having, holding or detention of property in one's power or command; actual seizin or occupancy, either rightful or wrongful. One man may have the possession of a thing, and another may have the right of possession or property.A Christian cannot be possessed at all ever. That word does not even exist in the original greek of our manuscripts as I stated earlier...
Evangelical Dictionary of Theology says:The specilaized expression for Demon possession(daimonizomai) is not found in the scriptures. Scholars trace it to Josephus. The common synoptic construction is daimonion echein(to have a demon)