isis unveiled, vol 2: chapter xi (fishers of men and their doctrines)

“The blood-evocation is also practiced, although with a different purpose, in several parts of Bulgaria and Moldavia, especially in districts in the vicinity of Mussulmans. The fearful oppression and slavery to which these unfortunate Christians have been subjected for centuries, has rendered them a thousandfold more impressible, and at the same time more superstitious, than [...]