Mark 9:23
Then said Jesus unto him, This [is the point]: if thou canst believe, all things are possible to him that believeth.
John 11:40
Jesus saith unto her, Did I not tell thee, that, if thou wouldest believe, thou shalt see the glory of God?
Matthew 17:20
Then said Jesus unto them, Because of your unbelief: for verily I say unto you, If ye have faith as a grain of mustard, ye shall say to this mountain, Remove from hence, thither, and it will remove; and nothing will be impossible for you.
Mark 11:23
For verily I say to you, That whosoever shall say to this mountain, Be thou lifted up, and be thou cast into the sea; and shall harbour no doubt in his heart, but believe that what he saith shall come to pass; whatsoever he may speak shall be done for him.
Luke 17:6
And the Lord said, If ye had faith as a grain of mustard, ye might say to that sycamore-tree, Be rooted up, and be planted in the sea; and it would obey you.
Hebrews 11:6
But without faith it is impossible to be acceptable; for he must believe, who cometh unto God, that he exists, and is a rewarder of those who diligently seek him.
Matthew 21:21-22
But Jesus addressing them, said, Verily I tell you, if ye have faith, and entertain no doubt, not only shall ye do what is done to the fig-tree, but if ye should even say to this mountain, Be lifted up, and be cast into the sea, it be done.
John 4:48-50
Then said Jesus unto him, Unless ye see miracles and wonders, ye will not believe.
Acts 14:9
this person heard Paul speaking; who fixing his eyes on him, and discovering that he had faith to be healed,