Mark 9:23
Jesus said to him, "'If thou canst!' All things are possible to him that believes."
John 11:40
Jesus saith to her, "Did I not say to you that, if you would believe, you should see the glory of God?"
Matthew 17:20
And He saith to them, "Because of your little faith. For verily I say to you, if ye have faith as a grain of mustard seed, ye shall say to this mountain, 'Remove hence yonder,' and it will be removed, and nothing shall be impossible to you."
Mark 11:23
Verily I say to you, whosoever says to this mountain, 'Be taken up and cast into the sea,' and does not doubt in his heart, but believes that what he says comes to pass; he shall have it.
Luke 17:6
And the Lord said, "If ye have faith as a grain of mustard seed, ye would say to this sycamine tree, 'Be rooted up, and be planted in the sea,' and it would obey you.
Hebrews 11:6
And, apart from faith, it is impossible to please Him; for he that comes to God must believe that He is, and that He becomes a rewarder to those who seek after Him.
Matthew 21:21-22
And Jesus, answering, said to them, "Verily I say to you, if ye have faith, and do not doubt, not only the withering of the fig tree shall ye accomplish, but, even if ye say to this mountain, 'Be lifted up, and be cast into the sea,' it shall be done.
John 4:48-50
Jesus, therefore, said to him, "Unless ye see signs and wonders, ye will not believe."
Acts 14:9
The same was hearing Paul speaking, who, looking intently on him, and perceiving that he had faith to be healed,