Sanctification, The Long Walk

A man in his sixties, a follower of Jesus for forty years, sat across from his pastor and said something that surprised them both. "I thought I'd be further along by now." He wasn't referring to career or finances. He was watching a pattern he thought was behind him surface again. Same sin, different decade. He looked like he expected to be expelled from the faith for noticing.

Already begun, nowhere near finished

Paul describes sanctification with a verb tense that captures its nature exactly. Second Corinthians 3:18 says believers are "being transformed into the same image from one degree of glory to another." Not were transformed. Not will be transformed. Being transformed. Present passive. Something the Spirit is doing now, continuously, and not yet finished.

Hebrews 12:1 picks up the same logic with a different image. The Christian life is a race, and races take time. "Let us run with endurance the race that is set before us." You do not sprint a race of indefinite length. You pace yourself. Endurance is the virtue, not speed.

The two errors that kill the walk

Two errors cut the walk short from opposite directions. The first is antinomianism: grace means I don't have to try. The second is perfectionism: I must arrive, or something has gone wrong. Both are wrong, and Paul answers both with a single sentence: "Work out your own salvation with fear and trembling, for it is God who works in you, both to will and to work for his good pleasure" (Philippians 2:12-13).

The effort is real. "Work out" is an imperative. The enabling is also real. "God works in you." Both are true at the same time, in the same act. Grace does not replace your effort. It makes your effort possible and meaningful.

Mortification is not passive

Paul does not say that sin gradually fades as you mature. He says to kill it. "If by the Spirit you put to death the deeds of the body, you will live" (Romans 8:13). The same point in Colossians 3:5: "Put to death therefore what is earthly in you." Mortification is an active discipline, not a passive waiting for growth.

But notice the means in Romans 8:13. By the Spirit, not by willpower alone. The imperative is yours. The power is the Spirit's. This is why Colossians 3 places the commands to put off and put on within a larger frame: "you have put on the new self, which is being renewed in knowledge after the image of its creator" (Colossians 3:10). The new self already exists. The commands apply that reality.

Why the line is never straight

John wrote to believers, not to people testing whether they were believers. And he included this: "If we say we have no sin, we deceive ourselves, and the truth is not in us" (1 John 1:8). Ongoing sin is not a sign that conversion was false. It is a sign that sanctification is still in progress, which is the situation of every person alive.

The next verse tells you what to do with it: "If we confess our sins, he is faithful and just to forgive us our sins and to cleanse us from all unrighteousness" (1 John 1:9). The cycle of sin, confession, and forgiveness is not a failure mode. It is the normal shape of walking with God in a body that has not yet been fully redeemed. Non-linearity assumes grace, not fails it.

Grace that fuels, not excuses

The person who says grace means effort doesn't matter has not understood grace. Hebrews 12:2 puts the engine of endurance where it belongs: "looking to Jesus, the founder and perfecter of our faith." The motivation for the long walk is not guilt or fear or comparison. It is keeping your eyes on the one who already walked it perfectly.

And the man in his sixties who is tired of the same old battle? He is not behind schedule. He is in the race. The fact that he still cares, still comes back to confess, still wants to be further along: that is evidence of the Spirit at work, not evidence of his absence.

This week, ask your group to name one area where they expect arrival rather than endurance, and read 1 John 1:8-9 together as permission to keep walking.