Tobias Scheunchen (eds.), "Qalʿat Najm - قلعة نجم " in The Beth Qaṭraye Gazetteer last modified January 10, 2020, https://bqgazetteer.bethmardutho.org/place/5409
  
    
      
        
          Qalʿat Najm
          قلعة نجم
          
          A citadel at the shore of the Euphrates in Manbij.
                    
                        36.555222 38.261747
                    
          https://bqgazetteer.bethmardutho.org/place/5409
          http://syriaca.org/place/5409
          http://gazetteer.dainst.org/place/2118664
          
            Riḥlat Ibn Jubayr
                        Ibn Jubayr
                        M.J. de Goeje
                         
            248
          
                    
                        http://gazetteer.dainst.org/place/2118664iDAI.gazetteer Deutsches Archäologisches Institute