This song by Steve Angrisano and Tom Tomaszek has verses based on a prayer by St Francis and a chorus that isn’t. It is singable but best as a vehicle for private prayer rather than a communal rite. I suppose the you could sing “our” rather than “my” and it would help.
The text is at spiritandsong where it can be purchased for download. You can hear the original here. There is a good MIDI file for the song here.
My backing is an awkward jazz version that is best just for learning the tune.
This duo have fine harmonies: