Original sentence: Many other Christians, especially in the Church leadership consider Halloween as incompatible and even conflicting with the Christian faith, due to its preoccupation with the occult in symbols, masks and costumes, its origin as pagan festival of the dead, and the fact that it is considered by some satanists and other occult groups  as a festival  celebrated with certain rituals
Edited sentence: Other Christians and groups such as the Jehova's Witnesses consider Halloween as incompatible and even conflicting with the Christian faith, due to its preoccupation with the occult in symbols, masks and costumes, its origin as pagan festival of the dead, and the fact that it is considered by some satanists and other occult groups  as a festival  celebrated with certain rituals