Lord, what a feeble piece. I. Watts. [Psalms xc.] His S.M. version of Psalms xc., which appeared in his Psalms of David, 1719, in 5 stanzas of 4 lines, and headed "The Frailty and Shortness of Life." In Martineau's Hymns, &c, 1840 and 1873, it is given as "Lord, what a fleeting breath"; and in the Leeds Hymn Book, 1853, as "Lord, make us know how frail."
--John Julian, Dictionary of Hymnology (1907)