According to Garre district report of 1902, the Borana headman of 3o slave killed a man called Sheriff Nur, an Arab individual and took over the administration of the district. Then this Borana headman married the captured Sheriff Nur’s wife and from this marriage the borana King Gedo descends. This Borana ruler is half Arab and he is said to be very light skin in complex than other boranas and also has special skills as priesthood for religious ceremonies. Keeping as familiars some large and semi sacred snakes for religious and ceremonial purpose.  

Before, that the Mandera District or Gharri district was inhabited by the Semitic tribe known as the 2ben Izraeli or Madinli. These people were very tall and had long prominent noses which enable them to smell water a considerable distance underground. They extended beyond Wajir and Dug the wells there and also those at Wergadud, Eil illi, Hogerali, Goochi, and other places in this district. The numerous graves along the Daua River are also theirs, and their last strong hold was Hambali, near Gerba Harre, where the stone walls of their town can still be seen.