"In the "Mu'jam Al-Buldan" of Yaqut al-Hamawi mention is made of the Lurs as a Kurdish tribe living in the mountains between Khuzestan and Isfahan.The term Kurd according to Richard Frye was used for all Iranian nomads (including the population of Luristan as well as tribes in Kuhistan and Baluchis in Kirman) for all nomads, whether they were linguistically connected to the Kurds or not.