The Mysteries of Osiris (or Sokar-Osiris, as they were more anciently known) was one of the most important national festivals of ancient Egypt. In this major festival celebrated at the close of the first season, the myths around the death of the god Osiris and his ascension not to rebirth, but to the kingship of the blessed dead in the underworld or afterlife called Duat, were reenacted over a series of public and private ceremonies held throughout...