And Ya’akov (he who holds onto the heel of) said, Swear to me this day; and he swore unto him: and he sold his birthright unto Ya’akov.Heb 12:16; Gen 27:36
But Jacob said, “Swear to me first.” So he swore an oath to him, selling his birthright to Jacob.
OJBAnd Ya'akov said, Swear to me this day; and he swore unto him; and he sold his bechorah unto Ya'akov.
Onkelos (Etheridge)And Jakob said, Swear to me today; and he sware to him and he sold his birthright to Jakob.
T4TJacob said, “◄Swear to/Solemnly promise► me that you are giving me the privileges that you will have from being the firstborn son!” So that is what Esau did. He sold his birthright to Jacob.