Galatians 4:6-7 CSB [6] And because you are sons, God sent the Spirit of his Son  into our  hearts, crying, “Abba,  Father! ”  [7] So you are no longer a slave  but a son,  and if a son, then God has made you an heir.  https://bible.com/bible/1713/gal.4.6-7.CSB