0 To the Venerable Brethren, the Patriarchs, Primates, Archbishops, Bishops, and other Local Ordinaries in Peace and Communion with the Apostolic See. Venerable Brethren, Greetings and Apostolic Benediction. The gift of faith, which through the goodness of God, is accompanied by an incomparable abundance of blessings in the soul of the Christian believer, clearly requires the unceasing homage of a grateful heart to the divine Author of this gift.
Source: Fidei Donum (Vatican.va)