Parallel
Galatians 4:7
Patriarchal Greek New Testament (1904) · Berean Standard Bible
ὥστε οὐκέτι εἶ δοῦλος, ἀλλ᾽ υἱός· εἰ δὲ υἱός, καὶ κληρονόμος Θεοῦ διὰ Χριστοῦ.
So you are no longer a slave, but a son; and since you are a son, you are also an heir through God.