SECTION. 1. All legislative Powers herein granted shall be vested in a Congress of the United States, which shall consist of a Senate and House of Representatives.
Signed in convention September 17, 1787. Ratified June 21, 1788. A portion of Article I, Section 2, was changed by the 14th Amendment; a portion of Section 9 was changed by the 16th Amendment; a portion of Section 3 was changed by the 17th Amendment; and a portion of Section 4 was changed by the 20th Amendment
Courtesy of constitutioncenter.org