Let not sin therefore reign in your mortal body, that ye should obey it in the lusts thereof.
12. Let not sin then, etc. He now begins with exhortation, which naturally arises from the doctrine which he had delivered respecting our fellowship with Christ. Though sin dwells in us, it is inconsistent that it should be so vigorous as to exercise its reigning power; for the power of sanctification ought to be superior to it, so that our life may testify that we...
To use the doctrine of grace as license for sin is to abuse it utterly and reject it with abhorrence. Any opinion that opens a door to practical immorality, however plausible its appeal to free grace, contradicts the truth as it is in Jesus. Sanctification consists in two things: mortification, dying to sin, and vivification, living to righteousness.
AI summary
Commenting on Romans 6:1-23
Let not sin therefore reign in your mortal body,.... Since grace reigns in you, sin should not: seeing ye are dead to sin, are baptized into the death of Christ, and are dead with him, and alive through him, sin therefore should not reign in you, and over you.