Unless I see the nail marks in his hands and put my finger where the nails were, and put my hand into his side, I will not believe.
John 20:25 (NIV)
The Good News, for You. Every Day.
EU•AN•GE•LION (YOO-AN-GEL-EE-ON) · εὐαγγέλιον — Good News
The Good News, for You. Every Day.
EU•AN•GE•LION (YOO-AN-GEL-EE-ON) · εὐαγγέλιον — Good News

John 20:24-25
DAY 1 OF 6
Understanding the nature of doubt and what kind of evidence is convincing

What Does It Mean to Believe? · 6 Days
John 20:25
Unless I see the nail marks in his hands and put my finger where the nails were, and put my hand into his side, I will not believe.
John 20:25 (NIV)

“Sym Menorah Seven Branch Etched” — Generated, 2026
GREEK
πιστεύω
/pisteuo/(pis-TYOO-oh)
to believe, to trust
This isn’t just intellectual agreement but active trust and commitment. In John’s Gospel, it often means ‘to believe into’ someone, indicating relationship and dependence.
John uses this word extensively to describe faith that goes beyond mental assent to encompass complete trust and reliance on Jesus.
RELATED
“Honest, specific doubt that is open to evidence can be a pathway to stronger faith, not an obstacle to it.
The scene takes place one week after Jesus’s resurrection. The disciples had already encountered the risen Jesus, but Thomas wasn’t present for that first meeting. When they tell him about it, his response is one of the most famous expressions of skepticism in history: ‘Unless I see the nail marks in his hands and put my finger where the nails were, and put my hand into his side, I will not believe.’
This isn’t casual doubt—it’s methodical skepticism. Thomas isn’t saying he needs to see Jesus; he’s specifying exactly what kind of evidence would convince him. He wants to examine the wounds, to touch the scars, to verify through his own senses that this is the same person who was crucified.
Thomas’s skepticism is often criticized, but it’s actually quite reasonable. He had seen Jesus die—crucifixion was a public, brutal form of execution designed to ensure death. Claims of resurrection would naturally require extraordinary evidence. Thomas wasn’t being stubborn; he was being careful.
What’s interesting is that Thomas’s doubt is specific and testable. He doesn’t say, ‘I’ll never believe’ or ‘That’s impossible.’ He says, ‘Here’s exactly what it would take to convince me.’ This is the kind of doubt that can lead to stronger faith because it’s honest about what it would take to overcome reasonable skepticism.
The Investigator's Dilemma
Dr. Sarah Chen had built her career on skepticism. As an investigative journalist for The Washington Post, she had exposed corporate fraud, political corruption, and scientific misconduct. Her colleagues respected her because she never accepted claims at face value—she demanded documentation, cross-referenced sources, and followed the evidence wherever it led, even when it contradicted her initial assumptions.
So when her editor assigned her to investigate reports of a revolutionary new cancer treatment, Sarah approached it with her usual methodical doubt. The claims seemed too good to be true: a small biotech company claimed their experimental therapy was producing complete remissions in terminal patients. The medical establishment was skeptical, calling it ‘false hope’ and ‘premature publicity.’
Sarah’s first instinct was to debunk the story. She had seen too many medical ‘breakthroughs’ that turned out to be statistical manipulation or wishful thinking. But as she began her investigation, she encountered something unexpected: the evidence was compelling. Patient after patient showed documented, verifiable improvement. The company’s research was rigorous, their data was transparent, and independent labs were confirming their results.
The problem was that accepting this evidence would require Sarah to fundamentally change her understanding of what was possible in cancer treatment. It wasn’t just about believing new facts—it was about trusting that everything she thought she knew about the disease might be incomplete.
Sometimes the most challenging aspect of belief isn’t the lack of evidence, but the implications of accepting evidence that would require us to change our fundamental assumptions about reality.
The Twin
His name means ‘twin,’ and he appears several times in John’s Gospel as someone who asks direct, sometimes challenging questions. He’s not portrayed as particularly faithless—earlier in John’s Gospel, when Jesus decided to return to Judea despite danger, Thomas said, ‘Let us also go, that we may die with him’ (John 11:16). He’s loyal but realistic, committed but cautious.
“Unless I see the nail marks in his hands and put my finger where the nails were, and put my hand into his side, I will not believe.
LESSON FOR US
Thomas teaches us that honest doubt, when it is open to evidence and willing to be convinced, can become a pathway to profound faith. His eventual confession—’My Lord and my God!’—is one of the clearest declarations of Jesus’s divinity in all of Scripture.
The Eyewitness Author
The Gospel of John identifies its author as ‘the disciple whom Jesus loved’ (John 21:20-24), and early church tradition consistently identifies this as John, one of the twelve apostles and part of Jesus’s inner circle along with Peter and James. John was an eyewitness to the events he describes. He was present at the Last Supper, witnessed the crucifixion, and according to his account, was among the first to see the empty tomb. John’s Gospel was written later than the other three (probably between 85-95 AD), which means he had decades to reflect on these events and their significance.
“These are written that you may believe that Jesus is the Messiah, the Son of God, and that by believing you may have life in his name.
LESSON FOR US
John’s purpose is explicit—he’s not writing neutral history but a carefully constructed argument designed to produce faith. His theological interpretation is shaped by his belief in Jesus, yet his factual claims have proven remarkably accurate through archaeological research.
The Question of Evidence and Faith
John’s account raises important questions about the relationship between evidence and faith. Thomas receives the evidence he requested, but Jesus also speaks of those who ‘have not seen and yet have believed.’ This suggests that while evidence can support faith, faith ultimately involves trust that goes beyond what can be empirically verified. This doesn’t mean faith is irrational or that evidence is irrelevant. Rather, it suggests that faith involves a different kind of knowing—one that includes but transcends purely empirical verification. Thomas’s experience becomes a bridge for readers who, like us, cannot physically examine Jesus’s wounds but must decide whether the testimony of those who did is credible.
HISTORICAL CONTEXT
From a historical credibility standpoint, John’s Gospel contains numerous details about Jewish customs, Palestinian geography, and first-century culture that have been confirmed by archaeological research. While his theological interpretation is clearly shaped by his belief in Jesus, his factual claims have proven remarkably accurate.
“The disciples serve as witnesses to the resurrection, but their testimony isn’t enough for Thomas. This creates an interesting dynamic: the people closest to Thomas, people he trusts and respects, are making an extraordinary claim that he can’t accept based on their word alone.

“Obj Sandals Leather Dust” — Generated, 2026
BRIDGE TO CHRIST
ANCIENT TRUTH
Thomas demanded physical, tangible evidence before he would believe in the resurrection—he needed to see and touch the wounds himself.
“The same tension between evidence and belief that Thomas experienced 2,000 years ago confronts us today: What level of evidence is sufficient to produce genuine trust?
MODERN APPLICATION
We often face situations where we must decide whether to trust evidence that challenges our assumptions, whether in matters of faith or everyday life.
NEW TESTAMENT ECHO
Jesus affirmed Thomas’s faith while also blessing those who believe without physical evidence: ‘Blessed are those who have not seen and yet have believed’ (John 20:29).
HONEST-EXAMINATION
What level of evidence do I typically require before I’m willing to trust something or someone completely?
PRAYER
(personal)Posture: honest-confession
Help me to examine honestly what it means to truly believe, and give me wisdom to understand the relationship between evidence and faith.
TAKEAWAY
I will identify one area where my skepticism might be protecting me from a truth I need to consider, and I will honestly examine what evidence would be sufficient to change my perspective.
LEAVING AT THE CROSS
RECEIVING FROM THE CROSS
CHECK YOUR UNDERSTANDING
FOR REFLECTION
FOR ACCOUNTABILITY PARTNERS
FURTHER READING
RELATED SCRIPTURES
John 11:16
Then Thomas (also known as Didymus) said to the rest of the disciples, ‘Let us also go, that we may die with him.’
John 20:31
But these are written that you may believe that Jesus is the Messiah, the Son of God, and that by believing you may have life in his name.
John 21:20-24
Peter turned and saw that the disciple whom Jesus loved was following them… This is the disciple who testifies to these things and who wrote them down.
FOR DEEPER STUDY
A scholarly examination of the historical evidence for the resurrection
Read the full resurrection narrative in John’s Gospel
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