O Paradise eternal. T. Davis. [Heaven.] Appeared in his Hymns Old and New, 1864, No. 192, in 6 stanzas of 4 lines), and again in his Annus Sanctus, 1877. It has passed, in its full, or in an abbreviated form, into a large number of hymn-books in Great Britain and America.
--John Julian, Dictionary of Hymnology (1907)