Romans 6:6
6 knowing this, that our old man was crucified with Him, in order that our body of sin might be done away with, so that we would no longer be slaves to sin;
Romans 6:17
17 But thanks be to God that though you were slaves of sin, you obeyed from the heart that pattern of teaching to which you were given over,
Romans 6:20
20 For when you were slaves of sin, you were free in regard to righteousness.