> The Apostles' Fast, also called the Fast of the Holy Apostles, the Fast of Peter and Paul, or sometimes St. Peter's Fast, or sometimes, The Fast of Rafik,[1] is a fast observed by Eastern Orthodox, Oriental Orthodox and Eastern Catholic Christians. The fast begins on the second Monday after Pentecost (the day after All Saints' Sunday) and continues until the Feast of Saints Peter and Paul on June 29, according to the Eastern Orthodox liturgical calendar.