Witchcraft is one of the sins that is repeatedly reminded to the Israelites that should be forbidden. Why? This is because it draws power that is ungodly, and its results are often destructive and leads to death. The Israelites did not practice witchcraft originally, but were only influenced by neighboring countries during ancient times.
If we check the different verses that talk about witchcraft, God only speaks of punishment and evil. Christians should stay away from such works because it pulls them from trusting God, into trusting otherworldly powers. No good thing ever comes out of witchcraft.
There is indeed witchcraft in this world, but all of these evil forces and works are no match against the power and majesty of God. Which verses in the Bible serve as warnings against witchcraft?