Romans 4:19
His faith did not weaken when he thought about his own body (which was already as good as dead now that he was about a hundred years old) or about Sarah's inability to have children,
Genesis 17:17
Abraham fell to the ground, laughed, and told himself, "Can a child be born to a 100-year-old man? Can a 90-year-old Sarah give birth?"
Genesis 18:11-14
Now Sarah was listening at the tent entrance behind him. Abraham and Sarah were old really old and Sarah was beyond the age of childbearing.
Matthew 6:30
Now if that is the way God clothes the grass in the field, which is alive today and thrown into an oven tomorrow, won't he clothe you much better you who have little faith?
Matthew 8:26
He asked them, "Why are you afraid, you who have little faith?" Then he got up and rebuked the winds and the sea, and there was a great calm.
Matthew 14:31
At once Jesus reached out his hand, caught him, and asked him, "You who have so little faith, why did you doubt?"
Mark 9:23-24
Jesus told him, ""If you are able?' Everything is possible for the person who believes!"
John 20:27-28
Then he told Thomas, "Put your finger here, and look at my hands. Take your hand, and put it into my side. Stop doubting, but believe."
Romans 4:20-21
nor did he doubt God's promise out of a lack of faith. Instead, his faith became stronger and he gave glory to God,
Romans 14:21
The right thing to do is to avoid eating meat, drinking wine, or doing anything else that makes your brother stumble, upset, or weak.
Hebrews 11:11-19
By faith Sarah, even though she was old and barren, received the strength to conceive, because she was convinced that the one who had made the promise was faithful.