You are all sons of God through faith in Christ Jesus,  for as many of you as were baptized into Christ have clothed yourselves with Christ.  There is neither Jew nor Greek, slave nor free, male nor female, for you are all one in Christ Jesus.
2. Spiritually responsible head of household, including the housefather as assisted by the housemother.
>> Example: "As the Hausvater should teach it [Christian doctrine] to the entire family ..."
(Martin Luther, Small Catechism, 1529)