For more on eulogiai, see Gary Vikan, “‘Guided by Land and Sea’: Pilgrim Art and Pilgrim Travel in Early Byzantium,” in TESSERAE: Festschrift für Josef Engemann, Jahrbuch für Antike und Christentum, supp. vol. 19 (1991), pp. 74–92; and Byzantine Pilgrimage Art (Washington, DC: Dumbarton Oaks, 1982).