Try All Impeachments Clause/Trial of Impeachment Clause
The Senate shall have the sole Power to try all Impeachments. When sitting for that Purpose, they shall be on Oath or Affirmation. When the President of the United States is tried, the Chief Justice shall preside: And no Person shall be convicted without the Concurrence of two thirds of the Members present.
- Notes on Debates by John Lansing
- NY Ratification Convention Debates (July 17, 1788) - New York Daily Advertiser