This window represents the apparition of the Sacred Heart, Saint Margaret Mary Alacoque. This scene was a source for the devotion to the Sacred Heart in the form it is known today.  Saint Margaret Mary Alacoque served in the Order of the Visitation of Holy Mary. She received an apparition of Jesus on December 27^th, 1673. In this panel, Jesus is depicted as appearing to Saint Margaret Mary Alacoque, showing her His Sacred Heart, and requesting to be honored under the figure of His heart.