Home / Sheet Music / Mass of the Faithful – Penitential Act II / Lord, Have Mercy View cart “Our St Mary of the Cross” has been added to your cart. Mass of the Faithful – Penitential Act II / Lord, Have Mercy$2 Mass of the Faithful - Penitential Act II / Lord, Have Mercy quantity Add to cart Category: Sheet Music Related products Mass of the Faithful – Agnus Dei / Lamb of God $2 Add to cart Jesus Calls Us $2 Add to cart Our St Mary of the Cross $2 Add to cart Mass of the Faithful – Memorial Acclamation I, II, III $2 Add to cart