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 to our Posterity, do ordain and establish this Constitution for the United States of America.
Preamble
[No state] shall deprive any person of life, liberty, or property, without due process of law; nor deny to any person within its jurisdiction the equal protection of the laws.
14th Amendment, Section 1
Congress shall make no law respecting an establishment of religion [“establishment clause”], or prohibiting the free exercise thereof [“free exercise clause”] ...
1st Amendment
No religious test shall ever be required as a qualification to any office or public trust under the United States.
Article VI