Have mercy upon me, O God (George Alexander Macfarren)
- Editor: James Gibb (submitted 2019-03-15). Score information: A4, 3 pages, 78 kB Copyright: CPDL
- Edition notes: MusicXML source file is in compressed .mxl format.
First published: 1866 in Introits for the Holy Days and Seasons of the English Church, no. 11
Original text and translations
Original text and translations may be found at Psalm 51. :1-2