knowledge, &c., thou shalt live; even as in the sixth commandment, “Thou shalt not kill” is plainly implied, Thou shalt preserve thy own life and the life of others. And thus it is explained by Moses; Rom. 10:5, “The man which doth those things shall live by them.” Besides, the license given him to eat of all the other trees, and so of the tree of life, which had a sacramental use, imports this promise. 2. The condition required to entitle him to this benefit; namely, obedience. It is expressed in