O God, by the light of your Word
you scatter the darkness of ignorance.
Increase in our hearts the power of faith
which you have given us,
that no temptations may put out the fire
your grace has caused to burn in our hearts;
through Jesus Christ our Lord.
Source: Gelasian Sacramentary
Source of this version: Freely modified from Ancient Collects, and Other Prayers, ed. William Bright, 1902, p. 7 #3