1 Masters, provide your slaves with what is right and fair, because you know that you also have a Master in heaven.

Read Colossians 4:1 Using Other Translations

Masters, give unto your servants that which is just and equal; knowing that ye also have a Master in heaven.
Masters, treat your slaves justly and fairly, knowing that you also have a Master in heaven.
Masters, be just and fair to your slaves. Remember that you also have a Master—in heaven.