Christ, my hidden life, appear. C. Wesley. [Christ the Prophet.] First published in Hymns and Sacred Poems, 1742, p. 206, in 6 stanzas of 8 lines, as the second hymn on "Waiting for Christ the Prophet" (Poetical Works, 1808-72, vol. ii. p. 262). In 1780 J. Wesley compiled a cento therefrom, consisting of stanzas ii.—vi., and included it in the Wesleyan Hymn Book, No. 348, as:—"Open, Lord, my inward ear." In Kennedy, 1803, No. 1196, is the some cento, slightly altered, as:—"Open, Lord, mine inward ear."
--John Julian, Dictionary of Hymnology (1907)