"The Journal of the Debates in the Convention which Framed the Constitution of the United States, May-September, 1787", Volume 2, as recorded by James Madison, 1908.
James Henry Hammond (1836). “Remarks of Mr. Hammond, of South Carolina, on the Question of Receiving Petitions for the Abolition of Slavery in the District of Columbia”, p.13
Henry George Bohn, John Ray (1855). “A Hand-book of Proverbs: Comprising Ray's Collection of English Proverbs, with His Additions from Foreign Languages. And a Complete Alphabetical Index”, p.439