Witchcraft Revealed

I Samuel 15:23  For rebellion is as the sin of witchcraft, and stubbornness is as iniquity and idolatry. Because thou hast rejected the word of the LORD, He hath also rejected thee from being king.
In order to please men, Saul rejected the Word of Yahuweh and was left to his own sin. Read the entire chapter.
Matthew 5:23,24 Therefore if thou bring thy gift to the alter, and there rememberest that thy brother hath ought against thee; 24 Leave there thy gift before the altar, and go thy way; first be reconciled to thy brother, and then come and offer thy gift.