Folly detected or, Some animadversions on a b[ook] called, A brief discourse [con-]cerning singing in the pub[lic] worship of God; put forth by one Mr. Isaac Marlow 1690, and an appendix printed 1691 Wherein the weakness of his arguments against singing God's praises, the dangerousness of his assertions, and his unaccountable confidence is laid open; and singing of Psalms, &c. in God's worship proved a Gospel-ordinance. By Joseph Wright.