King James Version
Servants, be obedient to them that are your masters according to the flesh, with fear and trembling, in singleness of your heart, as unto Christ;English Standard Version
Slaves, obey your earthly masters with fear and trembling, with a sincere heart, as you would Christ,Catholic Public Domain Version
Servants, be obedient to your lords according to the flesh, with fear and trembling, in the simplicity of your heart, as to Christ