Genesis 25:26
And afterwards his brother came out with Esau's heel grasped in his hand; and his name was called Jacob. And Isaac was sixty years old when Rebekah gave birth to them.
Genesis 27:36
And he said, Is he not rightly named Jacob? For he has supplanted me these two times; he took away my birthright, and, behold, now he has taken away my blessing. And he said, Hast thou not reserved a blessing for me?
Hosea 12:3
He took his brother by the heel in the womb, and with his strength he overcame the angel;
Genesis 38:28-30
And it came to pass when she travailed, that the one put out his hand, and the midwife took and bound upon his hand a scarlet thread, saying, This came out first.