An Act in relation to Crimes and Punishment, Ch. XXII, Title II, Sec. 8, in Acts, Resolutions and Memorials Passed at the Several Annual Sessions of the Legislative Assembly of the Territory of Utah 31 (Henry McEwan 1866).
"Sec. 8. Whoever fights a duel with deadly weapons, and inflicts a mortal wound on his antagonist, wherefrom death ensues, is guilty of murder of the first degree, and shall be punished accordingly."