Faith enabled Abraham to become a father, even though he was old and Sarah had never been able to have children. Abraham trusted that God would keep his promise.
Immediately, Abraham bowed with his face touching the ground. He laughed as he thought to himself, “Can a son be born to a hundred-year-old man? Can Sarah, a ninety-year-old woman, have a child?”
Abraham didn’t weaken. Through faith he regarded the facts: His body was already as good as dead now that he was about a hundred years old, and Sarah was unable to have children.
When Herod was king of Judea, there was a priest named Zechariah, who belonged to the division of priests named after Abijah. Zechariah’s wife Elizabeth was a descendant of Aaron.