"And they began from that time forth to call on his name; therefore God conversed with men, and made known unto them the plan of redemption, which had been prepared from the foundation of the world; and this he made known unto them according to their faith and repentance, and their holy works; wherefore he gave commandments unto men, they having first transgressed the first commandments as to things which were temporal and becoming as Gods, knowing good from evil, placing themselves in a state to act, or being placed in a state to act according to their wills and pleasures, whether to do evil or to do good; therefore God gave unto them commandments, after having made known unto them the plan of redemption, that they should not do evil, the penalty thereof being a second death, which was everlasting death as to things pertaining unto righteousness; for on such the plan of redemption could have no power, for the works of justice could not be destroyed, according to the supreme goodness of God. But God did call on men, in the name of his Son, (this being the plan of redemption which was laid) saying, 'If ye will repent, and harden not your hearts, then will I have mercy upon you, through mine only begotten Son; therefore, whosoever repenteth and hardeneth not his heart, he shall have a claim on mercy through mine only begotten Son, unto a remission of his sins; and these shall enter into my rest. And whosoever will harden his heart, and will do iniquity, behold, I swear in my wrath that he shall not enter into my rest."[A] [Footnote A: Alma xii:29-35.] _4. The Vicarious Work of the Christ and Its Purpose:_ Again Alma: