Faithful and Just: Why the “Why” Matters
- Samuel Jon
- Aug 7
- 3 min read

We all love the “faithful” part of 1 John 1:9. It is comforting to know God will forgive us every single time we confess, and He absolutely will every single time. But John does not just say “faithful.” He says God is faithful and just to forgive.
Too often we skip right past the “just” part, and in doing so we leave people with the wrong picture. To the skeptic, blind forgiveness feels unrealistic and even offensive. The world is aching for justice, not indifference. There is nothing just about a God who would simply ignore evil. He does not ignore it. He dealt with it at the cross. Forgiveness is not God waving away wrongdoing. It is the removal of the eternal penalty, because that penalty has already been paid in full. The justice of it does not change based on the size of the sin, because the payment was complete before you ever committed it. That truth does not remove the reality that choices and decisions, also called sins, still carry consequences in this life.
The Penalty Already Cleared
Picture this. A massive debt sits on your record, millions of dollars you could never repay in your lifetime. A wealthy benefactor has already walked into the bank, written the check, and had the account stamped “paid in full.”
Now imagine the bank still demanding payment from you. Not only would that be wrong, it would be unjust.
That is what the cross accomplished. Jesus did not just make forgiveness possible. He satisfied the full debt of sin. For the believer, the account is closed. To refuse forgiveness to the repentant would be to collect twice on the same bill.
The Difference That Matters
Here is where we often get sloppy. We sometimes act like God forgives because we cannot help sinning. As if our inability were the basis for His mercy. That is the wrong ledger.
Biblically, we sin knowingly, willingly, and often quite creatively. We are fully responsible. Yes, our nature is corrupted. Yes, we are incapable of perfection apart from Him. But that fact is not the reason God is just to forgive. The reason is the cross.
Our incapacity explains our need. The cross explains God’s justice in meeting it. The wrong is not excused because of our condition. The wrong is forgiven because it has already been paid for in full. That is a very big difference.
Stop Inserting Yourself Into the Solution
We have a tendency, maybe one of the most stubborn habits of the human heart, to turn almost every good theological truth into something about us. We do it so naturally we do not even notice.
We make ourselves the reason God acts.
We make ourselves the reason it works.
We make ourselves the reason it falls apart.
And in reality, none of it has anything to do with us. Forgiveness does not originate in our sincerity, our regret, or even our confession. It originates in a plan set before the foundation of the world. The Lamb was slain before time began. God forgives because His Son already paid the price, not because we bring something to the table.
Our only part is to see our condition, to come empty-handed, to receive the gift, and to let gratitude transform how we live.
The Beautiful Exchange
When you confess, God forgives, not because He is swayed by your sincerity or impressed by your resolve to do better, but because the penalty was already satisfied. Justice and faithfulness meet at the cross. The Judge is not looking for a reason to let you off the hook. He is acting in perfect consistency with what has already been accomplished.
Bottom line: God’s justice in forgiveness is not about our inability to be perfect. It is about His refusal to treat the cross as incomplete. That is why forgiveness is guaranteed for the one who confesses. Not because we are helpless, but because Jesus is enough.
