A name derived from the Greek diabolos, meaning "slanderer." The name is used for the supreme spirit of evil, the enemy of God and man, also known as Satan (or "adversary") in Mat. 4:8-11 and Rev. 12:9. The idea of Satan was most fully developed in postapostolic Christianity, but as the personification of evil, Satan has many precursors and analogous representations in other religions. Possibly the clearest precursor was Set (or Seth), the antagonist of the Egyptian god of light, Horus. Set was the deity of the desert; Horus, of the life-giving Nile. ...