And because you are sons, God has sent forth the Spirit of His Son into your hearts, crying out, "Abba, Father!"
Galatians 4:6
Surrounding context
4:5 to redeem those who were under the law, that we might receive the adoption as sons.
4:6 And because you are sons, God has sent forth the Spirit of His Son into your hearts, crying out, "Abba, Father!"
4:7 Therefore you are no longer a slave but a son, and if a son, then an heir of God through Christ.