Orpheus (north east Danube valley) and even describes him wandering into Hyperborea and Tanais (ancient Greek city in the Don river delta) due to his grief. The story of Eurydice may actually be a late addition to the Orpheus myths. In particular, the name "Eurudike" ("she whose justice extends widely") recalls cult-titles attached to Persephone. According to the theories of poet Robert Graves, the myth may have been derived from another Orpheus legend, in which he travels to Tartarus and charms the goddess Hecate. The myth theme of not looking back, an essential precaution in Jason's raising of chthonic Brimo Hekate
Orpheus "to change allegiance, status, ownership". Cognates could include Greek ὄρφνη ("órphnē") "darkness", and surely Greek ὀρφανός ("orphanós") "fatherless, orphan", from which comes English "orphan" by way of Latin. Fulgentius, a mythographer of the late 5th to early 6th century AD, gave the unlikely etymology meaning "best voice," "Oraia-phonos". The earliest literary reference to Orpheus is a two-word fragment of the sixth-century BC lyric poet Ibycus: "onomaklyton Orphēn" ("Orpheus famous-of-name"). He is not mentioned in Homer or Hesiod. Most ancient sources accept his historical existence; Aristotle is an exception. Pindar calls Orpheus "the father of songs" and identifies him as a