Romans 4:19
He did not weaken in faith when he considered his own body, which was as good as dead (since he was about a hundred years old), or when he considered the barrenness of Sarah's womb.
Genesis 17:17
Then Abraham fell on his face and laughed and said to himself, "Shall a child be born to a man who is a hundred years old? Shall Sarah, who is ninety years old, bear a child?"
Genesis 18:11-14
Now Abraham and Sarah were old, advanced in years. The way of women had ceased to be with Sarah.
Matthew 6:30
But if God so clothes the grass of the field, which today is alive and tomorrow is thrown into the oven, will he not much more clothe you, O you of little faith?
Matthew 8:26
And he said to them, "Why are you afraid, O you of little faith?" Then he rose and rebuked the winds and the sea, and there was a great calm.
Matthew 14:31
Jesus immediately reached out his hand and took hold of him, saying to him, "O you of little faith, why did you doubt?"
Mark 9:23-24
And Jesus said to him, "'If you can'! All things are possible for one who believes."
John 20:27-28
Then he said to Thomas, "Put your finger here, and see my hands; and put out your hand, and place it in my side. Do not disbelieve, but believe."
Romans 4:20-21
No distrust made him waver concerning the promise of God, but he grew strong in his faith as he gave glory to God,
Romans 14:21
It is good not to eat meat or drink wine or do anything that causes your brother to stumble.
Hebrews 11:11-19
By faith Sarah herself received power to conceive, even when she was past the age, since she considered him faithful who had promised.