Sin that dwelleth in me— That is, reigneth in me. So God is said to dwell among the Israelites, as their king and governor; Exodus 25:8; Exodus 29:45.Numbers 35:34. Dwell, here and Romans 7:20 has the same sense in the language of the Jew, as reign or have dominion over, in the language of the Gentile; chap. Romans 6:12-14.
Related Commentaries of Romans 7:17
Romans 7:17
17 Now then it is no more I that do it, but sin that dwelleth in me.