You are all children of God by believing in Christ Jesus.
References for Galatians 3:26
All of you who were baptized into Christ have put on Christ as if he were your clothes.
There is no Jew or Greek. There is no slave or free person. There is no male or female. Because you belong to Christ Jesus, you are all one.
You who belong to Christ are Abraham's seed. You will receive what God has promised.