and, having been set free from sin, have become slaves of righteousness.
18. And having been made free from sin, etc. The meaning is, “It is unreasonable that any one, after having been made free, should continue in a state of bondage; for he ought to maintain the freedom which he has received: it is not then befitting, that you should be brought again under the dominion of sin, from which you have been set at liberty...
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
Being then made free from sin,.... Not from a sinful nature; nor from a corrupt heart; nor from vain thoughts; nor from sinful words; nor from sinful actions altogether; but from the damning power of sin: sin brought all men under a sentence of condemnation; Christ has bore the execution of this sentence in himself for his people; hence, as considered in him, they are...