¹⁸ There was no hope that Abraham would have children, but Abraham believed God and continued to hope. And that is why he became the father of many nations. As God told him, “You will have many descendants.”^{[a] 19} Abraham was almost a hundred years old, so he was past the age for having children. Also, Sarah could not have children. Abraham was well aware of this, but his faith in God never became weak. ²⁰ He never doubted that God would do what he promised. He never stopped believing. In fact, he grew stronger in his faith and just praised God.