The new Knights of Columbus Sacred Heart Pilgrim Icon is seen as Father Ryan Lerner prays during a Sacred Heart Holy Hour at St. Mary Church in New Haven, Connecticut, Jan. 3, 2025.

On June 16, 1675, Jesus told Sister Margaret Mary to promote a feast that honored his Sacred Heart. He also gave her 12 promises made to all who venerate and promote the devotion of the Sacred Heart.

On Twitter, users have been sharing images of Sacred Heart flags to mark this month. An image of Jesus’ Most Sacred Heart can be shared on social media networks. One Twitter user, Sachin Jose ...