Genesis 25:26
And afterward his brother came out, and his hand holding Esau by the heel. Wherefore his name was called Jacob. And Isaac was forty years old when she bare them:
Genesis 27:36
Then said he, "He may well be called Jacob, for he hath undermined me now two times - first he took away my birthright; and see, now hath he taken away my blessing also." And he said, "Hast thou kept never a blessing for me?"
Hosea 12:3
He took his brother by the heel, when he was yet in his mother's womb: and in his strength he wrestled with God.
Genesis 38:28-30
And as she travailed, the one put out his hand and the midwife took and bound a red thread about it, saying, "This will come out first."