When Abraham was close to 100 years of age and his wife, Sarah, near the age of 90, Jehovah again stated his promise that Abraham would have a son and that Sarah would be the mother.
בהיות אברהם כבן 100 ואשתו שרה כמעט בת 90, חזר יהוה על הבטחתו שלאברהם יהיה בן משרה.