The Scriptures tell us: “Sarah became pregnant and then bore a son to Abraham in his old age at the appointed time of which God had spoken to him. ” ​ — Gen.
نقرأ في الاسفار المقدسة :‏ « حملت سارة وولدت لإبراهيم ابنا في شيخوخته في الوقت المعيّن الذي كلمه الله عنه » .‏ —‏ تك ١٧ :‏ ٢١ ؛‏ ٢١ :‏ ٢‏ .‏