The Byzantine Rite, also known as the Greek Rite or the Rite of Constantinople, is a liturgical rite that is identified with the wide range of cultural, devotional, and canonical practices that developed in the Eastern Christian church of Constantinople.

The Holy Lavra of Saint Sabbas, known in Arabic and Syriac as Mar Saba and historically as the Great Laura of Saint Sabas, is a Greek Orthodox monastery overlooking the Kidron Valley in the Bethlehem Governorate of Palestine, in the West Bank, at a point halfway between Bethlehem and the Dead Sea. The monks of Mar Saba and those of subsidiary houses are known as Sabaites.