Romans 8:7, 13
Romans 8:7 NASB1995
because the mind set on the flesh is hostile toward God; for it does not subject itself to the law of God, for it is not even able to do so
Romans 8:13 NASB1995
for if you are living according to the flesh, you must die; but if by the Spirit you are putting to death the deeds of the body, you will live.