When Sister Lúcia experienced the Pontevedra apparitions of the Blessed Virgin Mary, she heard her promise to grant great graces, especially at the hour of death, in particular the salvation of the soul, for the believer who for Five Consecutive First Saturdays of Month (5 Saturdays in 5 months) receives Holy Communion and practices the following exercises as an Act of Reparation to the Immaculate Heart of the Blessed Virgin Mary, Mother of God and Queen of Heaven: