<Tr> <Td> </Td> <Td> This article needs additional citations for verification . Please help improve this article by adding citations to reliable sources . Unsourced material may be challenged and removed . (August 2016) (Learn how and when to remove this template message) </Td> </Tr> <P> The Feast of the Transfiguration of Jesus is celebrated by various Christian communities . The origins of the feast are less than certain and may have derived from the dedication of three basilicas on Mount Tabor . The feast was present in various forms by the 9th century, and in the Western Church was made a universal feast on 6 August by Pope Callixtus III to commemorate the raising of the Siege of Belgrade (1456). </P> <P> In the Syriac Orthodox, Indian Orthodox, Revised Julian calendars within Eastern Orthodoxy, Roman Catholic, Old Catholic, and Anglican churches, the Feast of the Transfiguration is observed on 6 August . In those Orthodox churches which continue to follow the Julian Calendar, August 6 falls on August 19 of the Gregorian Calendar . The Transfiguration is considered a major feast, numbered among the twelve Great Feasts in Orthodoxy . In all these churches, if the feast falls on a Sunday, its liturgy is not combined with the Sunday liturgy, but completely replaces it . </P> <P> In some liturgical calendars (e.g. the Lutheran and United Methodist) the last Sunday in the Epiphany season (that immediately preceding Ash Wednesday) is also devoted to this event . In the Church of Sweden and the Church of Finland, however, the Feast is celebrated on the seventh Sunday after Trinity, the eighth Sunday after Pentecost . </P>

The feast of the transfiguration occurs in which month