[Fester Chugabrew]

They are not destroyed by exorcism, but sent back to where they came from: Waterless places (no baptism). Unless Christ occupies the space, demons are free to rule for a time, but only in the interest of serving salvific history; only within constraints. Seven demons more may enter in where one is expelled and Christ does not dwell.

[lightman]

Amen. The demons were not removed from the earth, only temporarily relocated.

[yldstrk]

wow, thank you, never had it explained that succinctly

[Biggirl]

Well they sent back to Hell where they belong.

[plain talk]

They are not destroyed by exorcism, but sent back to where they came from:

They may just leave one person and possess someone else. Certainly no man knows where they go.