7:23 law of sin. The “law of sin,” which is in our members, is the sin-nature inherited from Adam. It is the spiritual aspect of the universal law of entropy which governs the physical creation ever since God’s curse on the ground because of Adam’s sin.
7:24 who shall deliver me. The question, as rightly phrased by Paul, is not what or how, but who. Only the perfect Son of man can deliver a son of Adam from “the body of this death.” The only solution and victor in the struggle between the old and new natures in the believer is “Jesus Christ our Lord” (Romans 7:25).