Ephesians 6:5-7

5Slaves, be obedient to those who are your earthly masters, with respect for authority, and with a sincere heart [seeking to please them], as [service] to Christ—

6not in the way of eye-service [working only when someone is watching you and only] to please men, but as slaves of Christ, doing the will of God from your heart;

7rendering service with goodwill, as to the Lord, and not [only] to men,