Though now the nations sit beneath. Missions. This is based on a hymn by Sarah Slinn, "Arise in all Thy splendour, Lord" (q.v.), which Dr. Bacon had partly rewritten for his Andover Tract. In the Appendix to Dwight he substituted new verses for what remained of her's in the Tract, and then justly claimed the whole as his own.
--Excerpt from John Julian, Dictionary of Hymnology (1907)