Beloved Shepherd of our souls and bodies,
you never slumber nor sleep.
Spread your holy protection over us
and cover us with your mighty wings,
that no terrors of the night may disturb us,
and let your divine majesty
watch over our minds while we sleep;
through Jesus Christ our Lord.
Source: Wilhelm Löhe. Freely adapted from Seed Grains of Prayer, A Manual for Evangelical Christians, Wartburg Press, Chicago, 1914, #54
Also found here: A Minister’s Prayer Book © 1986 Fortress Press, Philadelphia