Paul appeals to the Galatians not to follow the zealous Jewish teachers. He reminds them of their care and honour for him when he was with them even though he was ill. Paul uses the Old testament story of Ishmael and Isaac to illustrate that the Galatians belonged to the new covenant, not the old.

Paul continues to explain that the covenant made with Abraham is the foundation of faith whereas the Law of Moses has become obsolete. He explains the importance of the Law to highlight sin that separates us from God. Now all are equal in God’s sight if they have faith in Jesus.

Paul challenges the Galatians to remember the gospel of justification by faith in Jesus that he preached to them. He reminds them of their forefather Abraham who came before Moses and had faith

Paul uses several stories form the Old Testament to illustrate God’s choices which divided the nation right from the beginning. God chooses to show mercy to some and also chooses who to use for his purposes.

Paul used many examples from the Old Testament to further his argument that God did not choose all Israel. All the way through their history a remnant remained faithful. Just like the clay cannot question the potter’s decision, we cannot question God’s decisions.

Paul is arguing against the rejection of the Jews. He uses an event in the life of Elijah to show that even in the darkest moments, there was a faithful remnant, the elect. Paul is an example of that as are the Apostles. God has made permanent covenants with his people that he cannot break.

The importance of the Jews is explained despite having been unfaithful to god and rejecting the Messiah. The Law of Moses and circumcision are not enough to save the Jews. They need the gospel, too. Double standards are condemned.

Paul highlights the value of the Old Testament, tracing the story of salvation from the covenant promise given to Abraham. Paul concludes his argument that all people need the gospel - Jew and Gentile alike.

Paul explains how Abraham is an example of faith for every believer, Jew or Gentile. Justification is by faith is not just a beginning but a continuing process that goes on through life. Circumcision is a symbol - it does not save.

Paul continues to develop his explanation of 'justification by faith alone. he recounts the story of Isaac and the simple trust Abraham showed through all the difficulties and circumstances he faced.