Genesis 27:26

And his father Isaac said unto him
After he had eat and drank, and the repast was over, and all were took away: come near now, and kiss me, my son;
which was desired either out of affection to him, excited by this instance of preparing such savoury and agreeable food; or else having some suspicion still, and willing to have more satisfaction before he proceeded further to bless, from the smell of his breath, and of his garments,