Since Paul has argued that salvation is by faith, he now turns in Galatians 3:15–4:7 to explain the purpose of the law—to point to our need for Christ. And in Christ we are sons (yes even women) and heirs of God.
Promise
Jesus is Better: Summaries from Hebrews
The author of the New Testament book of Hebrews presents many arguments to prove emphatically that Jesus is better. And because he is so superior to anything else, we are exhorted to stick with him to the end, despite suffering or persecution.
Pondered Treasures 