Genesis 27:15
And Rebekah took goodly raiment of her eldest son Esau, which were with her in the house, and put them upon Jacob her younger son:
Cross-reference
Genesis 27:27
Historical context
In Genesis 27:27, Isaac smells these very garments on Jacob and blesses him, mistaking the scent for Esau's. The clothing directly enables the deception.
Genesis 48:18
Contrast
In Genesis 48:18, Jacob — who once stole the firstborn's blessing through disguise — now knowingly blesses the younger over the firstborn. An ironic reversal.