Genesis 25:33

Jacob said, “Swear [an oath] to me today [that you are selling it to me for this food]”; so he swore [an oath] to him, and sold him his birthright.

Hebrews 12:16

and [see to it] that no one is immoral or godless like Esau, who sold his own birthright for a single meal.

Genesis 27:36

Esau replied, “Is he not rightly named Jacob (the supplanter)? For he has supplanted me these two times: he took away my birthright, and now he has taken away my blessing. Have you not reserved a blessing for me?”

Genesis 14:22

But Abram said to the king of Sodom, “I have raised my hand and sworn an oath to the Lord God Most High, the Creator and Possessor of heaven and earth,

Genesis 24:3

and I will make you swear by the Lord, the God of heaven and the God of earth, that you will not take a wife for my son from the daughters of the Canaanites, among whom I live,

Genesis 36:6-7

Now Esau took his wives and his sons and his daughters and all the members of his household, and his livestock and all his cattle and all his possessions which he had acquired in the land of Canaan, and he went to a land away from his brother Jacob.

Mark 6:23

And he swore to her, “Whatever you ask me, I will give it to you; up to half of my kingdom.”

Hebrews 6:16

Indeed men swear [an oath] by one greater than themselves, and with them [in all disputes] the oath serves as confirmation [of what has been said] and is an end of the dispute.

Treasury of Scripture Knowledge

Summary

And Jacob said, Swear to me this day; and he sware unto him: and he sold his birthright unto Jacob.

Bible References

Swear

Genesis 14:22
But Abram said to the king of Sodom, “I have raised my hand and sworn an oath to the Lord God Most High, the Creator and Possessor of heaven and earth,
Genesis 24:3
and I will make you swear by the Lord, the God of heaven and the God of earth, that you will not take a wife for my son from the daughters of the Canaanites, among whom I live,
Mark 6:23
And he swore to her, “Whatever you ask me, I will give it to you; up to half of my kingdom.”
Hebrews 6:16
Indeed men swear [an oath] by one greater than themselves, and with them [in all disputes] the oath serves as confirmation [of what has been said] and is an end of the dispute.

And he sold

Genesis 27:36
Esau replied, “Is he not rightly named Jacob (the supplanter)? For he has supplanted me these two times: he took away my birthright, and now he has taken away my blessing. Have you not reserved a blessing for me?”
Genesis 36:6
Now Esau took his wives and his sons and his daughters and all the members of his household, and his livestock and all his cattle and all his possessions which he had acquired in the land of Canaan, and he went to a land away from his brother Jacob.
Hebrews 12:16
and [see to it] that no one is immoral or godless like Esau, who sold his own birthright for a single meal.