Article 4, Section 2, Clause 2
Document 6
United States v. Robins
27 Fed. Cas. 825, no. 16,175 D.S.C. 1799
The Founders' Constitution
Volume 4, Article 4, Section 2, Clause 2, Document 6
http://press-pubs.uchicago.edu/founders/documents/a4_2_2s6.html
The University of Chicago Press