Home / Sheet Music / Mass of the Faithful – Penitential Act II / Lord, Have Mercy View cart “Mass of the Faithful – Agnus Dei / Lamb of God” 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 Holy Spirit, Lord Of Light – The Pentecost Sequence $2 Add to cart Mass of the Faithful – The Gloria / Glory to God $2 Add to cart Panis Angelicus $2 Add to cart To Be With You $2 Add to cart