May the almighty Lord with his grace, evermore bless you.
May + Christ give you the joys of life everlasting.
Inwardly and outwardly may the good Spirit ever cleanse you.
Source: Modified from The Psalter or Seven Ordinary Hours of Prayer according to the Use of the Illustrious and Excellent Church of Sarum, Westminster 1852, p. 12
The blessing can be read as “bless you” or “bless us” as needed.
Graphic: Model of Old Sarum (Salisbury) Cathedral, Wikipedia.com