In Context

5 And that prophet or forger of dreams shall be slain: because he spoke to draw you away from the Lord your God, who brought you out of the land of Egypt, and redeemed you from the house of bondage: to make thee go out of the way, which the Lord thy God commanded thee: and thou shalt take away the evil out of the midst of thee.

6 If thy brother the son of thy mother, or thy son, or daughter, or thy wife that is in thy bosom, or thy friend, whom thou lovest as thy own soul, would persuade thee secretly, saying: Let us go, and serve strange gods, which thou knowest not, nor thy fathers,

7 Of all the nations round about, that are near or afar off, from one end of the earth to the other,

8 Consent not to him, hear him not, neither let thy eye spare him to pity and conceal him,

9 But thou shalt presently put him to death. Let thy hand be first upon him, and afterwards the hands of all the people.

10 With stones shall he be stoned to death: because he would have withdrawn thee from the Lord thy God, who brought thee out of the land of Egypt, from the house of bondage:

Deuteronomy 13:8 in Other Translations