Genesis 27:15

15Then Rebekah took the abest garments of Esau her older son, which were with her in the house, and put them on Jacob her younger son.

Genesis 29:26

26Laban said, “It is not so done in our country, to give the younger before the firstborn.

Genesis 43:33

33And they sat before him, the firstborn according to his birthright and the youngest according to his youth. And the men looked at one another in amazement.

Genesis 49:3

3 Reuben, you are bmy firstborn,
my might, and the cfirstfruits of my strength,
preeminent in dignity and preeminent in power.
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