Khazars

The Khazars (Χάζαροι, כוזרים (Kuzarim), Hazarlar, Xäzärlär, خزر (khazar), Хазары, خزر,p=294, n.164.[/ref]/Cosri/Gasani}}) were a semi-nomadic Turkic people who created what for its duration was the most powerful polity to emerge from the breakup of the western Turkish steppe empire, known as the Khazar Khanate or Khazar...
Found on http://en.wikipedia.org/wiki/Khazars

Khazars

Khazars (khä'zärz) , ancient Turkic people who appeared in Transcaucasia in the 2d cent. A.D. and subsequently settled in the lower Volga region. They emerged as a force in the 7th cent. and rose to great power. The Khazar empire extended (8th–10th cent.) from the northern shores...
Found on http://www.infoplease.com/ce6/history/A0827540.html
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