O Lord, you have preserved us during the labors of the day.
Guard us through the dangers of the night.
Let your Holy Spirit watch over us,
and be our defense, now and forever;
through Jesus Christ our Lord.
Source: from Mozarabic Evening Prayer from Mozarabic Collects, ed. Rev. Chas. R. Hale, New York, 1881, p. 61
Graphic: Mozarabic manuscript from the Cathedral of Leon, from Wikimedia Commons.