Mariology of the saints Marian veneration is the best. Canisius tried to show a practical rationale for Marian devotion and defended it against opposing Protestant arguments. His lasting contribution to this "applied mariology" are his three catechisms, which he published in Latin and German, and which became widespread and popular in Catholic regions. Under the heading "prayer" he explains the Ave Maria, (Hail Mary), as the basis for Catholic Marian piety. Less known are his Marian books, in which he published prayers and contemplative texts. He is credited with adding to the Hail Mary the sentence "Holy Mary, Mother of God, pray for us
The Prayer of Azariah and Song of the Three Holy Children called a canon sung during the Matins and other services in Orthodoxy. It can be found in the Church of England Book of Common Prayer as the canticle called the Benedicite and is one of the traditional canticles that can follow the first scripture lesson in the Order of Morning Prayer. It is also an optional song for Matins in Lutheran liturgies, and either an abbreviated or full version of the Song is featured as the Old Testament Canticle in the Lauds liturgy for Sundays and Feasts in the Divine Office of the Catholic Church. The Prayer and accompanying Song