Leviticus 19:31

19:31 Do not turn to the spirits of the dead and do not seek familiar spirits ¹  to become unclean by them. I am the Lord your God.

Leviticus 20:6

Prohibition against Spiritists and Mediums ² 

20:6 “‘The person who turns to the spirits of the dead and familiar spirits ³  to commit prostitution by going after them, I will set my face ⁴  against that person and cut him off from the midst of his people.

[19:31]  ¹ sn The prohibition here concerns those who would seek special knowledge through the spirits of the dead, whether the dead in general or dead relatives in particular (i.e., familiar spirits; see J. E. Hartley, Leviticus [WBC], 321, and B. A. Levine, Leviticus [JPSTC], 134). Cf. Lev 20:6 below.

[20:6]  ² sn For structure and coherence in Lev 20:6-27 see the note on v. 27 below.

[20:6]  ³ tn See the note on the phrase “familiar spirits” in Lev 19:31 above.

[20:6]  ⁴ tn Heb “I will give my faces.”