¹⁸ Abraham continued to trust God. He hoped to receive what God had promised. He continued to hope even when he had no good reason to hope. That is why he became the ancestor of many different people. It happened just like God had said: ‘You will have very many descendants.’^[a]

¹⁹ Abraham was about 100 years old. His body was already so old that it was nearly dead. His wife, Sarah, was unable to have children. Abraham understood all that, but he did not stop trusting God. ²⁰ He never stopped believing what God had promised. Instead, he believed in God more strongly. He trusted God's great power.