Romans 4:19
And without being weakened in faith he considered his own body now as good as dead (he being about a hundred years old), and the deadness of Sarah's womb;
Genesis 17:17
Then Abraham fell upon his face, and laughed, and said in his heart, Shall a child be born unto him that is a hundred years old? and shall Sarah, that is ninety years old, bear?
Genesis 18:11-14
Now Abraham and Sarah were old, and well stricken in age; it had ceased to be with Sarah after the manner of women.
Matthew 6:30
But if God doth so clothe the grass of the field, which to-day is, and to-morrow is cast into the oven, shall he not much more clothe you, O ye of little faith?
Matthew 8:26
And he saith unto them, Why are ye fearful, O ye of little faith? Then he arose, and rebuked the winds and the sea; and there was a great calm.
Matthew 14:31
And immediately Jesus stretched forth his hand, and took hold of him, and saith unto him, O thou of little faith, wherefore didst thou doubt?
Mark 9:23-24
And Jesus said unto him, If thou canst! All things are possible to him that believeth.
John 20:27-28
Then saith he to Thomas, Reach hither thy finger, and see my hands; and reach hither thy hand, and put it into my side: and be not faithless, but believing.
Romans 4:20-21
yet, looking unto the promise of God, he wavered not through unbelief, but waxed strong through faith, giving glory to God,
Romans 14:21
It is good not to eat flesh, nor to drink wine, nor to do anything whereby thy brother stumbleth.
Hebrews 11:11-19
By faith even Sarah herself received power to conceive seed when she was past age, since she counted him faithful who had promised: