My song shall be of mercy. H. Downton. [Psalms ci.] Written for his congregation at St. John's Church, Chatham, and first printed at the close of his Sermon, preached in 1852, on "God, the Refuge of His people" (Chatham, A. Etherington); and then in Barry's Psalms & Hymns, 1867. It was also included in his Hymns & Verses, 1873. [William T. Brooke]
--John Julian, Dictionary of Hymnology (1907)