Photo by Thanti Riess on Unsplash
Full disclosure, this is an AI adaptation of a sermon I preached. I wrote the sermon all by myself! But AI took my sermon notes (which are typically very detailed) and adapted the content into a blog for your enjoyment. I reviewed and made minor adjustments to this post.
We talk about the cross a lot in Christianity. We wear crosses around our necks, display them in our churches, and sing songs about the sacrifice Jesus made on one. But I wonder how often we really stop to consider the weight of what happened on that cross. We know Jesus died for our sins. We've heard that message countless times. But it's possible to become so familiar with something that we stop being amazed by it. And what makes the cross even more amazing is that God told us it was coming hundreds of years before Jesus was even born.
A Savior Nobody Expected
The book of Isaiah tells a fascinating story. God had warned the people of Israel that their rebellion and sin would eventually bring judgment. They had turned away from God, oppressed the poor, and repeatedly ignored the prophets calling them to repentance. Eventually, that judgment came. Jerusalem was destroyed, the temple was torn down, and the people were taken into exile in Babylon.
But God wasn't finished with his people.
Through Isaiah, God promised restoration. He promised that a king from David's family would come and make things right. This Messiah would restore God's people and bring hope to the nations. Sounds great, right?
Except when we get to Isaiah 52 and 53, this promised Savior doesn't sound anything like the powerful king we might expect.
Instead of conquering his enemies through military strength, he would suffer. Instead of receiving the honor he deserved, he would be rejected. Instead of taking the lives of his enemies, he would give up his own life. And somehow, through that suffering, God would accomplish his plan to save his people.
For centuries, people wrestled with what this prophecy meant. Then Jesus came.
The New Testament repeatedly connects Jesus to this suffering servant described in Isaiah. Matthew connects Isaiah's words to Jesus' healing ministry (Matthew 8:17). Peter connects them to his crucifixion (1 Peter 2:22–25). And in Acts 8, Philip uses this very passage to explain the good news about Jesus to an Ethiopian official.
Isaiah wasn't simply describing someone who would endure a difficult life. He was pointing toward the Savior of the world.
He Wasn't Suffering for His Own Sins
Perhaps the most important part of Isaiah's prophecy comes in Isaiah 53:4–6. Isaiah describes someone who bears our griefs, carries our sorrows, and is wounded for our transgressions. The punishment that brings us peace falls on him.
Don't miss what Isaiah is saying here.
The suffering servant isn't being punished for something he did wrong. He's suffering because of what WE did wrong.
This is the weight of the cross. We sinned. We rebelled against God. We chose our own desires, priorities, and plans over his. And those choices have consequences. But rather than leaving us to face the consequences of our sin alone, God sent Jesus to take our punishment upon himself.
Jesus lived the life we couldn't live and died the death we deserved.
Sometimes I think we unintentionally make Christianity about all sorts of things other than this central truth. We focus on being good people, raising good families, attending church, serving others, and avoiding sinful behaviors. And those are all good things! But none of those things is the heart of Christianity.
Christianity is about a God who loves sinful people enough to rescue them at an enormous cost to himself. We don't earn our salvation through good behavior. We receive it through faith in Jesus Christ, who paid the price for our sins. That's the gospel. That's what we gather together each week to celebrate. That's why the cross matters.
Jesus Went to the Cross Willingly
There's another detail in Isaiah's prophecy that I find particularly remarkable. In Isaiah 53:7, the suffering servant is described as a lamb led to slaughter. Despite being oppressed and afflicted, he doesn't open his mouth in protest.
Think about that for a moment.
Jesus didn't accidentally end up on the cross. He wasn't surprised by his arrest or helplessly caught up in circumstances beyond his control. He knew what was coming. And he went willingly.
Now, I'm not particularly good at suffering silently. Sometimes when I do something sacrificial for my family, I want to make sure everyone knows just how sacrificial I'm being! I might do the right thing, but that doesn't mean I won't complain about it along the way. And if I'm being completely sincere, I can think of a handful of people for whom I'd be willing to give my life. But I imagine there would be plenty of fear, crying, and bargaining with God before I actually did it.
Jesus knew the suffering that awaited him. In the Garden of Gethsemane, he even prayed that the cup might pass from him, while ultimately submitting to the Father's will. And then he walked toward the cross. He wasn't forced into it. He willingly gave his life for us.
Jesus didn't just agree to save you. He wanted to save you.
He wants you to be reconciled to God. He wants you to experience forgiveness. He wants you to spend eternity with him. That's how much you are loved.
The Cross Was Always the Plan
Isaiah 53 also reminds us that Jesus' death wasn't some tragic accident that God had to figure out how to fix. The cross was part of God's plan of redemption. Human beings certainly acted sinfully in condemning and crucifying Jesus. But their actions didn't somehow derail God's purposes. God used even that terrible injustice to accomplish something extraordinary. Through Jesus' suffering, our sins could be forgiven. Through his death, we could receive life. And through his resurrection, we have hope that death itself will not have the final word.
The cross looked like defeat. But it was the means by which God accomplished our salvation. And the resurrection revealed that victory.
So What Do We Do With This?
It's one thing to understand what Isaiah was prophesying. It's another thing entirely to let that truth change how we live. I think there are three important responses we should consider.
First, tell someone about Jesus.
If the suffering servant really did bear the punishment for our sins, that is the greatest news anyone could ever hear. And it isn't news we should keep to ourselves.
When was the last time you told someone about Jesus? Not simply that you attend church or believe in God, but that Jesus died and rose again so sinners could be reconciled to God? There are people all around us who need that hope.
Second, cling to God in your own suffering.
Some of you reading this are going through something incredibly difficult. Perhaps you've been praying for relief and wondering why God hasn't answered the way you hoped. I can't tell you why you're facing your particular circumstances. And I certainly wouldn't pretend that every painful experience comes with an obvious explanation.
But I can tell you that God has not abandoned you.
The cross reminds us that suffering does not mean God is absent. Jesus experienced terrible suffering, and God was accomplishing something extraordinary through it. Your suffering may also become an opportunity for God to work in ways you cannot yet see. Until then, keep praying. Keep trusting him. Ask him for strength. And remember that because of what Jesus accomplished, suffering and death will not have the final word.
Finally, respond to what Jesus has done for you.
Maybe you've believed in Jesus for years, but you've never taken the step of publicly declaring your faith through baptism. If that's you, I want to encourage you to take that step of obedience. Baptism doesn't earn your salvation. It publicly identifies you with the Savior who died and rose again for you. It's a declaration that you belong to Jesus and intend to follow him.
Or perhaps you've never made the decision to follow Jesus at all. The good news is that the salvation Isaiah described is available to you. You don't have to get your life together first. You don't have to become a better person before approaching God. You need to recognize your sin, repent, and place your faith in Jesus Christ as your Savior and Lord.
He has already done what you could never do for yourself.
Don't Lose Sight of the Cross
As we attend church each week, I hope we won't allow the familiarity of the story of Jesus to diminish its significance.
The cross wasn't simply an example of incredible love or remarkable sacrifice. It was the place where Jesus bore the weight of our sin so that we could be made right with God. Hundreds of years before Jesus was born, Isaiah described a suffering servant who would carry the sins of many. And then Jesus came and fulfilled that promise.
We sinned. We deserved the punishment. Jesus took it for us.
That's the weight of the cross. And that's the good news worth sharing with the world.