Thomas A. Carlson (ed.), "Marj al-Qalʿa" in last modified August 9, 2017, http://syriaca.org/place/2980
   
      
         
            
               Marj al-Qalʿa
               مرج القلعة
               A region between Ḥulwān and Hamadān
               
               
                  Attestation of name مرج القلعة in the 
                        Kitāb al-buldān of Aḥmad ibn Abī Yaʿqūb al-Yaʿqūbī.
                  
               
          
                  
                  
               
               http://syriaca.org/place/2980
               
                  Kitāb al-buldān
                  Aḥmad ibn Abī Yaʿqūb al-Yaʿqūbī
                  
                  270