here Paul is describing an unregenerate rather than regenerate person, and when we connect this with “sold as a slave to sin” in v. 14, that would certainly seem to be true, since this pictures an army conquering and enslaving the captured people. The answer is the same as in v. 14, that Paul is encapsulating the raging battle within the believer but picturing it in strong negative terms to depict the weak or “carnal” Christian under the control of sin. The victory can only take place when the person
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