When Cadmos had served eight years in bondage to Ares, to expiate the murder of the Castalian serpent, Athene secured him the land of Boeotia. With the help of his Sown Men, he guilt the Theban acropolis, named "The Cadmea" in his own honour and after being initiated into the mysteries which Zeus had taught Iasion, married Harmonia, the daughter of Aphrodite and Ares; some say that Athene had given her to him when he visited Samothrace. This was the first mortal wedding ever