Background
After Paul defensed the doctrine of justification by faith in chapter 3, Paul gave few illustrations in chapter 4 to strengthen his teaching.
Division
- A legal illustration (v1-7)
- A personal plea (v8-20)
- An appeal not to turn to legalism (v8-11)
- An appeal to remember their relationship (v12-16)
- An appeal to consider Paul’s attitude toward them (v17-20)
- A OT illustration (v21-31)
- The historical facts (v21-31)
- The allegorical interpretation (v24-27)
- The personal application (v28-31)