New International Version
6 Obey them not only to win their favor when their eye is on you, but as slaves of Christ,(A) doing the will of God from your heart. 7 Serve wholeheartedly, as if you were serving the Lord, not people,(B) 8 because you know that the Lord will reward each one for whatever good they do,(C) whether they are slave or free.
English Standard Version
6 not by the way of eye-service, as (A)people-pleasers, but as bondservants of Christ, doing the will of God from the heart, 7 rendering service with a good will as to the Lord and not to man, 8 (B)knowing that whatever good anyone does, this he will receive back from the Lord, (C)whether he is a bondservant or is free.Read full chapter