NET
20 Now if I do what I do not want, it is no longer me doing it but sin that lives in me.
Darby
20 But if what *I* do not will, this I practise, [it is] no longer *I* [that] do it, but the sin that dwells in me.
KJV
20 Now if I do that I would not, it is no more I that do it, but sin that dwelleth in me.