Those “400 years ” of affliction evidently began in 1913 B.C.E. when Ishmael mocked Isaac at the time of his being weaned, and they ended when the Israelites made their exodus out of Egypt in 1513 B.C.E.
درست ۴۳۰ سال پیش از آزادی اسرائیلیان از مصر عهدی که یَهُوَه خدا با ابراهیم بسته بود ،‏ به اجرا در آمد .‏