Matthew 17:19-20

New Revised Standard Version, Anglicised Catholic Edition

¹⁹ Then the disciples came to Jesus privately and said, ‘Why could we not cast it out?’ ²⁰ He said to them, ‘Because of your little faith. For truly I tell you, if you have faith the size of a^[a] mustard seed, you will say to this mountain, “Move from here to there”, and it will move; and nothing will be impossible for you.’^[b]