sentences:  In "The Black Cauldron", Taran and his friends travel to the Marshes of Morva to find them, after learning that they are in possession of the Black Cauldron (which they were on a quest to destroy).The witches frighten and unnerve them, but then act very polite after learning that Dallben sent them.It is revealed that they found Dallben in the marshes as a baby and raised him as their own, however they were forced to send him away after he accidentally ingested a potion that made him their equal in intelligence (as they said, it was too much wisdom in their house).