Romans 6:16
Know ye not, that to whom ye yield yourselves servants to obey, his servants ye are to whom ye obey; whether of sin unto death, or of obedience unto righteousness?
Romans 12:6
Having then gifts differing according to the grace that is given to us, whether prophecy, let us prophesy according to the proportion of faith;
Romans 14:8
For whether we live, we live unto the Lord; and whether we die, we die unto the Lord: whether we live therefore, or die, we are the Lord's.