A breviary (Latin: breviarium) is a liturgical book used in Christianity for praying the canonical hours, usually recited at seven fixed prayer times.Historically, different breviaries were used in the various parts of Christendom, such as Aberdeen Breviary, Belleville Breviary, Stowe Breviary and Isabella Breviary, although eventually the Roman Breviary became the standard within the Roman Catholic Church (though it was later supplanted with the Liturgy of the Hours); in other Christian denominations such as the Lutheran Churches, different breviaries continue to be used, such as The Brotherhood Prayer Book. Different breviaries In the Catholic Church, Pope Nicholas III approved a Franciscan breviary, for use in that religious order, and this was the first text that bore the title of breviary. However, the "contents of the breviary, in their essential parts, are derived from the early ages of Christianity", consisting of psalms, Scripture lessons, writings of the Church Fathers, as well as hymns and prayers.The ancient breviary of the Bridgettines had been in use for...