Comforter, Abide in Us

Heavenly King, Comforter,
the Spirit of truth,
present in all places and filling all things,
treasury of goodness and giver of life:
come and abide in us.
Cleanse us from every stain of sin
and save our souls, O gracious Lord.

Source: Romanian Orthodox Church, Book of Hours, 1865

Source of this version: http://www.orthodoxprayer.org/Introductory%20Prayers.html

Also found here: http://oca.org/orthodoxy/prayers/trisagion

Also found here:  Prayers Ancient and Modern
by Mary Wilder Tileston, Boston, Little Brown, 1914, p. 144 #2