Deuteronomy 13:5-6

5That prophet or dreamer must be put to death, because he has urged rebellion against the Lord your God who brought you out of the land of Egypt and redeemed you from the place of slavery, to turn you from the way the Lord your God has commanded you to walk. You must purge the evil from you.

6“If your brother, the son of your mother, or your son or daughter, or the wife you embrace, or your closest friend secretly entices you, saying, ‘Let’s go and worship other gods’ — which neither you nor your ancestors have known,