They sacrificed to demons that were no gods, to gods they had never known, to new gods that had come recently, whom your fathers had never dreaded. ...
The Bavli records in many places the existence of demons, and answers to this question cite rishonim and acharonim who take this seriously. Pesachim 112b relates a story in which demons are ...
Are there really such thing as sheidim? If so, what are they? Please include sources.