Matthew 14:31 Immediately Jesus reached out his hand and caught him. “You of little faith,” he said, “why did you doubt?”
Mark 9:19 “O unbelieving generation,” Jesus replied, “how long shall I stay with you? How long shall I put up with you? Bring the boy to me.”
Matthew 17:20 He replied, “Because you have so little faith. I tell you the truth, if you have faith as small as a mustard seed, you can say to this mountain, ‘Move from here to there’ and it will move. Nothing will be impossible for you.”
Mark 16:14 Later Jesus appeared to the Eleven as they were eating; he rebuked them for their lack of faith and their stubborn refusal to believe those who had seen him after he had risen.
Mark 4:40 He said to his disciples, “Why are you so afraid? Do you still have no faith?”