Devotion to the Sacred Heart is a wonderful historical expression of the Church’s piety for Christ, her Spouse and Lord: it calls for a fundamental attitude of conversion and reparation, of love and gratitude, apostolic commitment and dedication to Christ and his saving work. Devotions to the Sacred Heart of Jesus are numerous. Some have been explicitly approved and frequently recommended by the Apostolic Sea.
Personal consecration, described by Pius XI as “undoubtedly the principal devotional practice used in relation to the Sacred Heart” (Miserentissimus redemptor)