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.