Lord, grant us your light,
that being rid of the darkness of our hearts,
we may come to the true Light,
which is Christ.
Source: Compline, Sarum Breviary
Source of this version: http://justus.anglican.org/resources/bcp/1892/Compline_1892.htm
Variant:
Grant us thy light, O Lord: that the darkness of our hearts being done away, we may come to the true light, even Christ our Saviour.
Source of this version: The Oxford Book of Prayer, ed. Appleton, © 1985, 1992
Graphic: Page from an English Psalter, from Flickr, Walters Art Museum, Public Domain.