Justified by Faith, Not Works — Galatians: Freedom in Christ, Week 2

Detailed Sermon Outline

Primary Text: Galatians 2:11-3:25

Supporting Texts: Genesis 15:6; Habakkuk 2:4; Romans 4:1-8

Big Idea: No one is made right with God by keeping the law — the law was a guardian that led us to Christ, and in Christ we are justified by faith.

Target Length: 35-40 minutes

Introduction

This passage contains one of the most uncomfortable scenes in the New Testament: Paul publicly correcting Peter. It is not a personality clash. It is a doctrinal emergency that showed up at a dinner table.

Peter had been eating with Gentile believers. Then certain men arrived, and he withdrew. Paul saw in that small social retreat the whole gospel being undone.

The main point: you are accepted by God through faith in Christ, and nothing you add to that will improve it.

I. When Behavior Contradicts Belief (Galatians 2:11-21)

Paul 'opposed him to his face, because he stood condemned.' Notice what Peter had not done. He had not preached error. He had simply moved seats.

'They were not acting in line with the truth of the gospel.' Doctrine is not only what we say. It is what our practice announces.

'A person is not justified by the works of the law, but by faith in Jesus Christ.' The sentence that the rest of the letter unpacks.

'If righteousness could be gained through the law, Christ died for nothing.' That is the cost of the addition Paul is fighting.

Then the verse many believers have leaned on for a lifetime: 'I have been crucified with Christ and I no longer live, but Christ lives in me.' Justification is not a legal transaction held at arm's length. It is a death and a new life.

II. Ask Your Own Experience (Galatians 3:1-14; Habakkuk 2:4)

Paul's next argument is not from Scripture but from their memory, and it comes with a blunt question: 'Who has bewitched you?'

'Did you receive the Spirit by the works of the law, or by believing what you heard?' They knew the answer. They had been there.

'After beginning by means of the Spirit, are you now trying to finish by means of the flesh?' The Christian life does not switch power sources halfway.

'The righteous will live by faith.' Not begin by faith and continue by effort. Live by faith, all the way through.

Then Abraham, who 'believed God, and it was credited to him as righteousness' — centuries before the law existed. Paul's point is chronological and devastating: righteousness by faith is not the new arrangement. It is the original one.

III. What the Law Was Actually For (Galatians 3:15-25)

If the law cannot justify, why give it? Paul answers directly, and his answer keeps the law honorable while putting it in its place.

'It was added because of transgressions until the Seed to whom the promise referred had come.' A temporary provision with a stated end.

'Is the law therefore opposed to the promises of God? Absolutely not!' The law is not the enemy of grace; it was never meant to do grace's job.

'So the law was our guardian until Christ came that we might be justified by faith.' The word describes the servant who walked a child to school — necessary, strict, and not the destination.

'Now that this faith has come, we are no longer under a guardian.' The guardian did his work. Walking back into his custody is not maturity; it is regression.

Conclusion & Appeal

Many sincere Christians believe they were saved by grace and are now being kept by performance. They would never say it that way, but you can hear it in how they talk after a bad week.

Paul's answer is that the grace that began this is the grace that finishes it. Your standing with God on your worst day is the same as on your best, because it was never resting on your record.

So name the expectation you are still trying to meet in order to feel acceptable to God. Then say the sentence back to yourself as many times as you need this week: I have been crucified with Christ, and the life I now live, I live by faith in the Son of God who loved me and gave himself for me.

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