If then I do that which I would not, I consent unto the law that it is good. If then I do that which I would not, etc. - Knowing that the law condemns it, and that therefore it must be evil. I consent unto the law; I show by this circumstance that I acknowledge the law to be good.
Related Commentaries of Romans 7:16
Romans 7:16
16 If then I do that which I would not, I consent unto the law that it is good.