Genesis 22:15-20

And the angel of Jehovah called unto Abraham a second time out of heaven, and said, By myself have I sworn, saith Jehovah, because thou hast done this thing, and hast not withheld thy son, thine only son, that in blessing I will bless thee, and in multiplying I will multiply thy seed as the stars of the heavens, and as the sand which is upon the sea-shore; and thy seed shall possess the gate of his enemies; and in thy seed shall all the nations of the earth be blessed; because thou hast obeyed my voice. So Abraham returned unto his young men, and they rose up and went together to Beer-sheba; and Abraham dwelt at Beer-sheba. And it came to pass after these things, that it was told Abraham, saying, Behold, Milcah, she also hath borne children unto thy brother Nahor