Come, let our voices join. Sunday School Anniversary. 1st printed in the Evangelical Magazine, Dec, 1795, in 6 stanzas of 6 lines, signed " W. B.," and headed, "A Hymn composed for the use of the Congregation and Sunday School Children belonging to the Rev. Mr. Ashburner's Meeting, Poole, Dorset." In 1806 it was included in Dobell's New Selection, in 1808, in R. Hill's Collection of Hymns for S. Schools, and others. It is generally known to modern hymn-books as, "Come, let our voice ascend." This altered form was given by T. Cotterill in the Appendix to the 6th edition of his Selection, 1815. [William T. Brooke]
-- John Julian, Dictionary of Hymnology (1907)