O Christ,
the alpha and the omega,
the beginning and the ending,
the root and the offspring of David,
our King and our Savior,
may we serve you faithfully here,
and continue to be yours forever;
through your merits, O our God,
you are blessed,
and live and govern all things,
now and forever.
Amen.
Source: Freely modified from Mozarabic Collects, ed. Rev. Chas. R. Hale, New York, 1881, p. 36 #1 (Trinity 18)
“alpha and the omega” is a reference to Revelation 1:8, Revelation 21:6 and Revelation 22:13
“root and offspring of David” is a reference to Revelation 5:5, Revelation 22:16, John 7:42, 2 Timothy 2:8. See this link for references to “Son of David”
A Collection of Prayers 
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