Tobias Scheunchen (eds.), "al-Ṣafā - الصَّفَا " in The Beth Qaṭraye Gazetteer last modified January 10, 2020, https://bqgazetteer.bethmardutho.org/place/5110
  
    
      
        
          al-Ṣafā
          الصَّفَا
          الصفا
          ِA river in al-Baḥrayn.
          
            والصفا أيضا : نهر بالبحرين يتخلج من عين محلم
          Beth Qaṭraye
          https://bqgazetteer.bethmardutho.org/place/5110
          http://syriaca.org/place/5110
          
            Muʿjam al-buldānShihāb al-Dīn Abū ʿAbdallāh al-Rūmī Yāqūt al-Ḥamawī
            3411