James E. Walters, David A. Michelson and Thomas A. Carlson, (eds.), "Ishoʿyahb IV — ܝܫܘܥܝܗܒ ܪܒܝܥܝܐ " in last modified December 9, 2016, http://syriaca.org/person/562
    
        
            
                
                    
                        Ishoʿyahb
                        IV
                    
                    
                        ܝܫܘܥܝܗܒ
                        ܪܒܝܥܝܐ
                    
                    Ishoyahb IV
                    Ishoyahb IV
                    Isho‘yahb IV
                    Ishoʿyahb IV
                    http://syriaca.org/person/562
                    http://viaf.org/viaf/sourceID/SRP|person_562
                    http://viaf.org/viaf/197479031
                    http://www.csc.org.il/db/browse.aspx?db=SB&sL=I&sK=Ishoyahb IV&sT=keywords
                    
                        Cath. (1021-5) and formerly bp. of Beth Nuhadra, and exegete of the School of Mar Mari.
                    
                    1025
                    
                        1021-1025
                    
                    
                        Ch. of E.
                    
                    
                        
                            
                                S. P.
                                Brock
                            
                        
                        Ishoʿyahb IV
                        The Gorgias Encyclopedic Dictionary of the Syriac Heritage
                        
                        219
                    
                    
                        A Comprehensive Bibliography on Syriac Christianity
                        
                        Ishoyahb IV