There are two pages for this topic each containing sources that will be helpful for the construction of your argument. Click on the links on the left navigation bar.
Quote from Thomas Jefferson to James Madison to help to convince the latter that the Constitution needed such an addition. Read the full letter HERE.
Citation: "On the Omission of a Bill of Rights from the Constitution." Encyclopedia Britannica, 2009. ProQuest; eLibrary, https://explore.proquest.com/elibrary/document/1950056548?accountid=70728.