The "Immaculate Heart of Mary" refers to the inner life and virtues of the Virgin Mary, the mother of Jesus. It symbolizes her love, compassion, and devotion to God and humanity. This devotion emphasizes her purity and the significance of her role in the Christian faith. The feast of the Immaculate Heart of Mary is celebrated in the Catholic Church on June 12. It often follows the feast of the Sacred Heart of Jesus, highlighting the connection between the two hearts. Devotees may engage in prayers and acts of devotion to honor Mary and seek her intercession.