These are events, that have occurred in the series, and outside of the series.
In the 1600's, The Beauchamp sisters were burnt at the stake. They were handed to the witch hunters by Vidar.
In the 1600's, Ingrid and Freya Beauchamp had been burned at the stake; they had been handed over to Witch hunters by her close friend...Vidar claimed that the girls were reckless with their magic. Joanna then flew into a rage, cutting his ear off as revenge.