All the spoilers.
“Witches be Warned: spoilers ahead for Chilling Adventures of Sabrina.
“Where a witch draws her power from is important. For witches outside of Greendale and the world of Chilling Adventures of Sabrina, that source of power could be anything from crystals to chakras, ancestors to the celestial, totems to prayer. The witches of The Church of Night, however, have always drawn their power from a singular source: Lucifer Morningstar (Luke Cook).
“After the witches rebelled against the Dark Lord and his chauvinistic followers, they found themselves in an uncomfortable crossroad and losing power fast.
“As fate would have it, that loss of power kicked off right about the time some new players rolled into town.
“Those players being Pagans, a group that doesn’t make very friendly with witches of the Satanic variety.”
Read more at Collider