By faith Abraham, when he was tried, offered up Isaac: and he that had received the promises offered up his only begotten son,
(Hebreos 11:17)By faith Jacob, when he was a dying, blessed both the sons of Joseph; and worshipped, leaning upon the top of his staff.
(Hebreos 11:21)Neither, because they are the seed of Abraham, are they all children: but, In Isaac shall thy seed be called.
(Romanos 9:7)And God said, Sarah thy wife shall bear thee a son indeed; and thou shalt call his name Isaac: and I will establish my covenant with him for an everlasting covenant, and with his seed after him.
(Génesis 17:19)And God said unto Abraham, Let it not be grievous in thy sight because of the lad, and because of thy bondwoman; in all that Sarah hath said unto thee, hearken unto her voice; for in Isaac shall thy seed be called.
(Génesis 21:12)