John Gill Commentary Genesis 27:26

"And his father Isaac said unto him, Come near now, and kiss me, my son." — Genesis 27:26 (ASV)

And his father Isaac said unto him After he had eaten and drunk, and the repast was over, and all were taken 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,