people of Angola . The de ity is connected with water and appears in different impersonations, one being Zombi-Damballah, the rainbow serpent. http://en.wikipedia.org/wiki/Zombi_%28African_god%29   In Egyptian mythology , Nehebkau (also spelt Nehebu-Kau , and Neheb Ka ) was originally the explanation of the cause of binding of Ka and Ba after death.