¹⁹ He did not stop believing when he thought about his own body. It was almost dead. He was about one hundred years old. He did not stop believing when he thought about Sarah, even though she had never given birth to any children.

²⁰ He did not stop believing God's promise. He believed God very much. He did not praise God for his own faith, but for God's promise.

²¹ He was sure that God was able to do what he had promised to do.