Bible verse for faith
Looking for Bible verses about faith? Here are the ones people turn to most — with context, a short reflection for each, and why they fit.
"Now faith is the substance of things hoped for, the evidence of things not seen...." Romans 10:17 and Matthew 17:20 are the two verses that pair with it most often, below.
Why this one: it's the closest thing the Bible offers to a formal definition of faith.
Why this one: it gives a practical mechanism for faith rather than treating it as something you either have or don't.
Why this one: it emphasizes the smallness of the faith needed, not the size of the obstacle.
More on faith and Scripture
Hebrews 11:1 gives one of the only direct definitions of faith in Scripture, and it's worth noticing what it doesn't say. Faith isn't described as certainty that erases all doubt; it's "the assurance of things hoped for, the conviction of things not seen." It holds hope and the unseen together, without pretending either one is easy — a more honest picture than faith as simple confidence.
Romans 10:17 explains where that assurance comes from: "faith comes from hearing, and hearing through the word of Christ." It's not framed as something manufactured internally — it grows out of encountering something outside yourself, repeatedly, over time. That's part of why returning to Scripture matters even when faith feels thin; it's the place faith is described as coming from in the first place.
Jesus' comment about a mustard seed in Matthew 17:20 gets used as a promise for outcomes, but it's really a comment about scale — how little faith it actually takes to matter, if it's real. If faith feels small or uncertain right now, these verses don't ask you to fake more of it than you have. They point toward the seed, not the mountain — and suggest that's enough to start with.
KJV text is public domain. Scripture quotations taken from The Holy Bible, New International Version® NIV® Copyright © 1973, 1978, 1984, 2011 by Biblica, Inc.™ Used by permission. All rights reserved worldwide. Scripture quotations are taken from the Holy Bible, New Living Translation, copyright ©1996, 2004, 2015 by Tyndale House Foundation. Used by permission of Tyndale House Publishers, Carol Stream, Illinois 60188. All rights reserved. Scripture taken from the New King James Version®. Copyright © 1982 by Thomas Nelson. Used by permission. All rights reserved. Scripture quotations marked ESV are from The ESV® Bible (The Holy Bible, English Standard Version®), © 2001 by Crossway, a publishing ministry of Good News Publishers. Used by permission. All rights reserved.
Frequently asked questions
What is the best Bible verse for faith?
Hebrews 11:1 is the one most people reach for first — it's the closest thing the Bible offers to a formal definition of faith.
Where else does the Bible talk about faith?
Romans 10:17 and Matthew 17:20 are the two verses most often read alongside Hebrews 11:1 on this topic, each adding a different angle.
Is there a short prayer for faith?
Yes — each verse on this page includes a short prayer written to go with it, meant as a starting point rather than something to recite word for word.
Explore the whole Calcs family here.
Try the Bible Verse Finder.