Romans 4:19
And not being weak in faith, he considered not his own body, which was already dead, (for he was about a hundred years old,) nor the deadness of Sarah's womb;
Matthew 6:30
If then, God so clothes the herb of the field, which to-day is, and to-morrow is thrown into the oven, will he not much more clothe you, you of little faith?
Matthew 8:26
And he said to them: Why are you fearful, you of little faith? Then he arose, and rebuked the winds and the sea: and there was a great calm.
Matthew 14:31
And Jesus immediately stretched out his hand, and took hold of him, and said to him: you of little faith, why did you doubt?
Mark 9:23-24
Jesus said to him: If you are able to believe, all things are possible to him that believes.
John 20:27-28
Then he said to Thomas: Reach hither your finger, and behold my hands; and reach hither your hand, and put it into my side; and be not faithless, but believing.
Romans 4:20-21
and he doubted not, through unbelief, with respect to the promise of God, but was strong in faith, giving glory to God,
Romans 14:21
It is good neither to eat flesh, nor to drink wine, nor to do any thing by which your brother stumbles, or is ensnared, or is made weak.
Hebrews 11:11-19
By faith also Sarah herself received strength for the conception of seed, and brought forth a child when past the time of life, because she counted him faithful who had promised.