(September 17, 1787), states:
Preamble. We the people of the United States, in order to form a more perfect union, establish justice, insure domestic tranquility, provide for the common defense, promote the general welfare, and secure the Blessings of Liberty to ourselves and our posterity, do ordain and establish this Constitution for the United States of America.1896
Article I, Section 7, Paragraph 2. If any bill shall not be returned by the President within ten Days (Sundays excepted) … 1897
Done in Convention, by the unanimous consent of the States present, the seventeenth day of September, in the year of our LORD one thousand seven hundred and eighty seven.1898
The Oath of Office for both the U.S. Senators, usually administered by the Vice President, and the U.S. Representatives, administered by the Speaker of the House, states:
I, _____, do solemnly swear (or affirm) that I will support and defend the Constitution of the United States against all enemies, foreign and domestic; that I will bear true faith and allegiance to the same; that I take this obligation freely, without any mental reservation or purpose of evasion; and that I will well and faithfully discharge the duties of the office on which I am about to enter: So help me God.1899