Banishment ritual
From Tardis Wiki, the free Doctor Who reference
The Peckham Poltergeist is forced back through its portal by the banishment ritual. (WC: Peckham Poltergeist [+]Loading...["Peckham Poltergeist (webcast)"])
Giles and Archie MacTavish defeated the Peckham Poltergeist by performing a banishment ritual near the portal through which it had originally come through from the Dark Dimensions. (WC: Peckham Poltergeist [+]Loading...["Peckham Poltergeist (webcast)"])
