Constitution of the Republic of Texas (1836)
SEC. 1. Ministers of the gospel being, by their profession, dedicated to God and the care of souls, ought not to be diverted from the great duties of their functions, therefore, no minister of the gospel or priest of any denomination whatever shall be eligible to the office of the Executive of the Republic, nor to a seat of either branch of the Congress of the same.
SEC. 2. Each member of the Senate and House of Representatives shall, before they proceed to business, take an oath to support the Constitution, as follows:
"I, A. B., do solemnly sear [or affirm, as the case may be] that, as a member of this General Congress, I will support the Constitution of the Republic, and that I will not propose or assent to any bill, vote, or resolution, which shall appear to me injurious to the People."
SEC. 3. Every person who shall be chosen or appointed to any office of trust or profit shall, before entering on the duties thereof, take an oath to support the Constitution of the Republic, and also an oath of office.