A look back to set the story of Rebekah.Her faith made Sarah able to have a child. Although she was past her childbearing years, she knew that God had made her promises that He would honor. There was no natural way she could possibly conceive a child at her age.Abraham exclaimed, “Shall a child be born to a man who is a hundred years old? Shall Sarah, who is ninety years old, bear a child?” (Genesis 17:17)She did — and named him Isaac, which means “laughter.