Mark 4:40

And He said to them, Why are you so cowardly? how have you not faith?

Matthew 14:31

And Jesus immediately reaching out His hand, received him, and says to him, O thou of little faith, wherefore didst thou doubt?

Luke 8:25

And He said to them, Where is your faith? And they being afraid were astonished, saying to one another, Who then is this, because He commands the winds and the water, and they obey Him?

Matthew 6:30

But if God so clothed the verdure of the field, existing today and tomorrow cast into the oven, how much more you, O ye of little faith?

Matthew 8:26

And He says to them, Why are you afraid, O ye of little faith? Then having arisen, He rebuked the wind and the sea; and there was a great calm.

Matthew 16:8

And Jesus knowing said to them, Why do you reason among yourselves, O ye of little faith, because you did not take bread?

John 6:19-20

Then having gone about twenty-five or thirty furlongs, they see Jesus walking on the sea, and being near the ship; and were terrified.

Treasury of Scripture Knowledge

Summary

And he said unto them, Why are ye so fearful? how is it that ye have no faith?

General references

Bible References

Why

Matthew 8:26
And He says to them, Why are you afraid, O ye of little faith? Then having arisen, He rebuked the wind and the sea; and there was a great calm.
Matthew 14:31
And Jesus immediately reaching out His hand, received him, and says to him, O thou of little faith, wherefore didst thou doubt?
Luke 8:25
And He said to them, Where is your faith? And they being afraid were astonished, saying to one another, Who then is this, because He commands the winds and the water, and they obey Him?
John 6:19
Then having gone about twenty-five or thirty furlongs, they see Jesus walking on the sea, and being near the ship; and were terrified.

No faith

Matthew 6:30
But if God so clothed the verdure of the field, existing today and tomorrow cast into the oven, how much more you, O ye of little faith?
Matthew 16:8
And Jesus knowing said to them, Why do you reason among yourselves, O ye of little faith, because you did not take bread?

General references

Matthew 16:11
How do you not understand that I did not speak to you concerning bread, to beware of the leaven of the Pharisees and the Sadducees.