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
Mary Help of Christians Mary Help of Christians Mary Help of Christians (; ; Filipino: "Maria, Mapag-ampon sa mga Kristiyano"), is a Roman Catholic Marian devotion with a feast day celebrated on May 24. Saint John Chrysostom was the first person to use this Marian title in year 345 as a devotion to the Virgin Mary. Don Bosco also propagated Marian devotion under this title. The title of "Mary Help of Christians" is associated with the defense of Christian Europe (Latin and Greek), the north of Africa and the Middle East from non-Christian peoples during the Middle Age. In 1572, during the expansion of