Pluto (mythology) authorship of the lyrics that have survived as the "Orphic Hymns", among them a hymn to Pluto. Orpheus's voice and lyre-playing represented a medium of revelation or higher knowledge for the mystery cults. In his central myth, Orpheus visits the underworld in the hope of retrieving his bride, Eurydice, relying on the power of his music to charm the king and queen of Hades. Greek narratives of Orpheus's descent and performance typically name the ruler of the underworld as "Plouton", as for instance in the "Bibliotheca". The myth demonstrates the importance of Pluto "the Rich" as the possessor of a
Orpheus of Demeter Chthonia and that of the "Kóres Sōteíras" (Greek "Κόρες Σωτείρας" "Saviour Maidens"). Also in Taygetus a wooden image of Orpheus was said to have been kept by Pelasgians in the sanctuary of the Eleusinian Demeter. According to Diodorus Siculus, Musaeus of Athens was the son of Orpheus. The "Argonautica" () is a Greek epic poem written by Apollonius Rhodius in the 3rd century BC. Orpheus took part in this adventure and used his skills to aid his companions. Chiron told Jason that without the aid of Orpheus, the Argonauts would never be able to pass the Sirens—the same