Inasmuch as any man belonging to the order shall be found a transgressor, or, in other words, shall break the covenant with which ye are bound, he shall be cursed in his life, and shall be trodden down by whom I will. Doctrine & Covenants 104:6

Trivia: What man in the Doctrine and Covenants is said to be a perfect man who looked just like his father - so much so, in fact, that they could only be distinguished by their age?