For the Holy Spirit

Almighty God,
kindle our souls by your Spirit,
that being filled with your divine gifts,
we may shine like blazing lamps
in the presence of your Son Christ at his coming;
through the same Jesus Christ our Lord. Amen.

Source: Gelasian Sacramentary

Source of this version: Freely modified from Prayers of the Middle Ages, edited by J. Manning Potts, 1954