Miss. Code § 97-39-3
If any person shall fight a duel, or give or accept a challenge to fight a duel, or knowingly carry or deliver such challenge or the acceptance thereof, or be second to either party to any duel, whether such act be done in the state or out of it, or who shall go out of the state to fight a duel, or to assist in the same as second, or to send, accept, or carry a challenge, shall be disqualified from holding any office, be disenfranchised, and incapable of holding or being elected to any post of honor, profit or emolument, civil or military, under the constitution and laws of this state; and the appointment of any such person to office, as also all votes given to any such person, are illegal, and none of the votes given to such person for any office shall be taken or counted.
Miss. Code § 97-39-3