Matthew 17:20

17:20 He told them, “It was because of your little faith. I tell you the truth, if you have faith the size of a mustard seed, you will say to this mountain, ‘Move from here to there,’ and it will move; nothing will be impossible for you.”

Matthew 21:21

21:21 Jesus answered them, “I tell you the truth, if you have faith and do not doubt, not only will you do what was done to the fig tree, but even if you say to this mountain, ‘Be lifted up and thrown into the sea,’ it will happen.