O God,
deliver us from earthly desires,
that no sin may reign in us,
but that with willing spirits we may serve you,
our only Lord;
through Jesus Christ.
Amen.
Source: Gelasian Sacramentary
Source of this version: Freely modified from Prayers Ancient and Modern
by Mary Wilder Tileston, Boston, Little Brown, 1914, p. 86 #2
“with willing spirits we may serve you” is possibly a reference to Psalm 51:12
Graphic, Gelasian Sacramentary, from Wikipedia.com