Catechism of the Catholic Church §896 — excerpt
The Good Shepherd ought to be the model and "form" of the bishop's pastoral office. Conscious of his own weaknesses, "the bishop . . can have compassion for those who are ignorant and erring.
This translation is under copyright, so only the cited words are quoted here. Follow the link for the full text. Translation: English translation of the Catechism of the Catholic Church, 2nd ed. (Libreria Editrice Vaticana), as posted at vatican.va.
Also cites: LG 27 # 2 · St. Ignatius of Antioch, Ad Smyrn. 8, 1: Apostolic Fathers, II/2, 309