O fortis, O Clemens Deus. C. Coffin. [Evening.] Included in the Paris Breviary, 1736, as the Ferial hymn at Vespers on Thursdays from Trinity to Advent; and again in Coffin's Hymni Sacri, 1736, p. 24. Also in J. Chandler's Hymns of the Primitive Church, 1837, No. 28 ; and Card. Newman's Hymni Ecclesiae, 1838 and 1865. Translated as:—
1. 0 God of our salvation, Lord. J. Chandler, in his Hymns of the Primitive Church, 1837, p. 25, and Oldknow's Hymns, $c, 1850, &c.
2. Merciful and mighty Lord, Author of redeeming love. By R.Campbell, in his Hymns and Anthems, 1850. This is repeated in the 1860 Appendix to the Hymnal Noted.
Other translations are:—
1. Merciful and mighty Lord, Author of the saving word. I. Williams. 1839.
2. O God of mercy, God of might. J. D. Chambers. 1857.
3. Unto Thee, O Father, merciful and mighty. D. T. Morgan. 1880.
--John Julian, Dictionary of Hymnology (1907)