Sources:
- Howard Crosby Butler: Early Churches in Syria. Fourth to Seventh Centuries. Princeton University Press, Princeton 1929, p. 49-50
- idem: Syria: publications of the Princeton University Archaeological Expeditions to Syria in 1904 - 5 and 1909 (Div. 2, Sect. A ; 2) Ancient architecture in Syria : Section A, Southern Syria ; Part 2, 1909
- Frank R. Trombley, Hellenic Religion and Christianization: C. 370-529, BRILL, 1993