Matthew 17:20

“Because of your little faith,” He told them. “For I assure you: If you have faith the size of a mustard seed, you will tell this mountain, ‘Move from here to there,’ and it will move. Nothing will be impossible for you.

Luke 17:6

“If you have faith the size of a mustard seed,” the Lord said, “you can say to this mulberry tree, ‘Be uprooted and planted in the sea,’ and it will obey you.

Matthew 13:31

He presented another parable to them: “The kingdom of heaven is like a mustard seed that a man took and sowed in his field.

Matthew 21:21

Jesus answered them, “I assure you: If you have faith and do not doubt, you will not only do what was done to the fig tree, but even if you tell this mountain, ‘Be lifted up and thrown into the sea,’ it will be done.

Mark 11:23

I assure you: If anyone says to this mountain, ‘Be lifted up and thrown into the sea,’ and does not doubt in his heart, but believes that what he says will happen, it will be done for him.

1 Corinthians 13:2

If I have the gift of prophecy
and understand all mysteries
and all knowledge,
and if I have all faith
so that I can move mountains
but do not have love, I am nothing.

Mark 9:23

Then Jesus said to him, “‘If You can’? Everything is possible to the one who believes.”

Matthew 14:30-31

But when he saw the strength of the wind, he was afraid. And beginning to sink he cried out, “Lord, save me!”

Matthew 17:9

As they were coming down from the mountain, Jesus commanded them, “Don’t tell anyone about the vision until the Son of Man is raised from the dead.”

Matthew 17:17

Jesus replied, “You unbelieving and rebellious generation! How long will I be with you? How long must I put up with you? Bring him here to Me.”

Mark 4:31

It’s like a mustard seed that, when sown in the soil, is smaller than all the seeds on the ground.

Luke 1:37

For nothing will be impossible with God.”

Luke 18:27

He replied, “What is impossible with men is possible with God.”

John 11:40

Jesus said to her, “Didn’t I tell you that if you believed you would see the glory of God?”

1 Corinthians 12:9

to another, faith by the same Spirit,
to another, gifts of healing by the one Spirit,

Hebrews 3:19

So we see that they were unable to enter because of unbelief.

Treasury of Scripture Knowledge

Summary

And Jesus said unto them, Because of your unbelief: for verily I say unto you, If ye have faith as a grain of mustard seed, ye shall say unto this mountain, Remove hence to yonder place; and it shall remove; and nothing shall be impossible unto you.

Bible References

Because

Matthew 17:17
Jesus replied, “You unbelieving and rebellious generation! How long will I be with you? How long must I put up with you? Bring him here to Me.”
Matthew 14:30
But when he saw the strength of the wind, he was afraid. And beginning to sink he cried out, “Lord, save me!”
Hebrews 3:19
So we see that they were unable to enter because of unbelief.

A grain

Matthew 13:31
He presented another parable to them: “The kingdom of heaven is like a mustard seed that a man took and sowed in his field.
Mark 4:31
It’s like a mustard seed that, when sown in the soil, is smaller than all the seeds on the ground.

Nothing

Mark 9:23
Then Jesus said to him, “‘If You can’? Everything is possible to the one who believes.”
Luke 1:37
For nothing will be impossible with God.”
Luke 18:27
He replied, “What is impossible with men is possible with God.”

Holman Christian Standard Bible®, Copyright © 1999, 2000, 2002, 2003, 2009 by Holman Bible Publishers.