Thomas Jefferson (2016). “The Papers of Thomas Jefferson: Retirement Series, Volume 12: 1 September 1817 to 21 April 1818”, p.20, Princeton University Press
Samuel Rutherford (1818). “Joshua redivivus, or, three hundred and fifty-two religious letters: to which is added a testimony to the convenanted work of Reformation between 1638 and 1649”, p.124