Is it possible for Christians to participate in Halloween without compromising their faith? Given its undeniable pagan origins, many are convinced any participation is sinful—a satanic holiday established to promote darkness. Yet other Christians see dressing up in an innocent costume as harmless fun. So, who is right? We're looking at the hard scriptural truths about witchcraft and the occult to see exactly where the line is drawn. Before you plan a Harvest Party or just turn off the lights, learn how the principles of Christian freedom and living a redeemed life provide a clear path forward.

Source: https://www.gotquestions.org/Christians-celebrate-Halloween.html