6 Because you are his sons, God sent the Spirit of his Son into our hearts, the Spirit who calls out, “Abba,a Father.”

Read Galatians 4:6 Using Other Translations

And because ye are sons, God hath sent forth the Spirit of his Son into your hearts, crying, Abba, Father.
And because you are sons, God has sent the Spirit of his Son into our hearts, crying, "Abba! Father!"
And because we are his children, God has sent the Spirit of his Son into our hearts, prompting us to call out, “Abba, Father.”