Luke 17:6

And the Lord said, If ye had faith but as a grain of mustard-seed, ye might say to this sycamine-tree, Be thou rooted up and planted in the sea; and it would obey you.

Matthew 17:20

And Jesus said unto them, because of your unbelief: for verily I tell you, if ye had but faith as a grain of mustard-seed, ye might say to this mountain, Remove from hence thither, and it shall remove: and nothing would be impossible to you.

Matthew 21:21

but Jesus answering said unto them, Verily I tell you, if ye have faith and doubt not, ye shall not only be able to do this to a fig-tree, but also if ye shall say to this mountain, "Be thou removed and cast into the sea," it shall be done.

Mark 9:23

And Jesus said unto him, If thou canst believe, all things are possible to him that believeth.

Luke 13:19

It is like a grain of mustard-seed, which a man took and sowed in his garden, and it grew, and became a great tree, and the birds of the air lodged in it's boughs.

Matthew 13:31-32

Another parable delivered He unto them, saying, The gospel-kingdom is like a grain of mustard-seed, which a man took and sowed in his field.

Mark 11:22-23

And Jesus answering saith unto them, Have faith in God: for verily I tell you,

Luke 19:4

And he ran before and got up into a sycamore-tree that he might see Him; for He was to pass by that way.

1 Corinthians 13:2

And though I have the gift of prophecy, and am acquainted with all mysteries, and all knowledge: yea if I have faith, even. to remove mountains, and have not charity, I am nothing.

Treasury of Scripture Knowledge

Summary

And the Lord said, If ye had faith as a grain of mustard seed, ye might say unto this sycamine tree, Be thou plucked up by the root, and be thou planted in the sea; and it should obey you.

Bible References

If

Matthew 17:20
And Jesus said unto them, because of your unbelief: for verily I tell you, if ye had but faith as a grain of mustard-seed, ye might say to this mountain, Remove from hence thither, and it shall remove: and nothing would be impossible to you.
Matthew 21:21
but Jesus answering said unto them, Verily I tell you, if ye have faith and doubt not, ye shall not only be able to do this to a fig-tree, but also if ye shall say to this mountain, "Be thou removed and cast into the sea," it shall be done.
Mark 9:23
And Jesus said unto him, If thou canst believe, all things are possible to him that believeth.
Mark 11:22
And Jesus answering saith unto them, Have faith in God: for verily I tell you,
1 Corinthians 13:2
And though I have the gift of prophecy, and am acquainted with all mysteries, and all knowledge: yea if I have faith, even. to remove mountains, and have not charity, I am nothing.

As

Luke 13:19
It is like a grain of mustard-seed, which a man took and sowed in his garden, and it grew, and became a great tree, and the birds of the air lodged in it's boughs.
Matthew 13:31
Another parable delivered He unto them, saying, The gospel-kingdom is like a grain of mustard-seed, which a man took and sowed in his field.