October 8, 2020 (The Witch of Endor) References

Tanakh
Exodus 22:17
Leviticus 19:31
Deuteronomy 18:10-12
Joshua 17:11
I Samuel 8
I Samuel 14
I Samuel 15:22-23
I Samuel 28
I Samuel 29-31

Halakha
Mishneh Torah: Foreign Worship, Chapter 11

Talmud
Sanhedrin 65b
Sanhedrin 67a and b
Shabbat 152b

Books
Guide for the Perplexed (Maimonides): Part 3, Chapter 37