"The Medes, (Greek Μῆδοι, from an Old Persian Mādai; Middle Persian Māh, Assyrian Mādāyu, modern Med or Medya or مەدئوو مەدیا; New Persian مادها) were an ancient Iranian people who lived in the northwestern portions of present-day Iran. This area is known as Media (also Medea; Greek Μηδία, Old Persian "
"It was by these kings that many of the conquered peoples were removed to other homes, and two of these became very great colonies: the one was composed of Assyrians and was removed to the land between Paphlagonia and Pontus, and the other was drawn from Media and planted along the Tanaïs (ancient name for the River Don in Russia), its people receiving the name Sauromatae. 7 Many years later this people became powerful and ravaged a large part of Scythia, and destroying utterly all whom they subdued they turned most of the land into a desert".
Diodorus Siculus Library of History. Book II, 35‑60 (end)
Pliny, Natural History, VI, ch 7, W. H. Jones, transl., Wm. Heinemann, London, 1949-54