The baptistery at Dehes located nuear the East Church was built i the sixth century by archirect Yohannan according to the iSyriac nscription.
Sources:
- Howard Crosby Butler: Early Churches in Syria. Fourth to Seventh Centuries. Princeton University Press, Princeton 1929, p.. 153
- H. C. Butler; Architecture and other arts, Publications of an American Archaeological Expedition to Syria in 1899 - 1900 ;2, New York: Century Co., 1903, p. 23f
