1. 
   Jabal Shammar
   mountainous area, northwestern Saudi Arabia, bounded by the regions of Hejaz on the west and Ash-Sharqyah on the east. The principal features of the ...
   Found op http://www.britannica.com/eb/a-z/j/1
   
   
2. 
   Jabal Shammar
   Jabal Shammar (jä'bäl shă'mur) , former emirate, N Saudi Arabia. Its capital was at Hail. In 1921, Ibn Saud conquered the forces of the emir, Ibn Rashid, and annexed the territory to his kingdom of Nejd.
   Found op http://www.infoplease.com/ce6/history/A0825775.html
   
   

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