Moses
Genesis 27:23BSB·traditional attribution

Isaac did not recognize him, because his hands were hairy like those of his brother Esau; so he blessed him.

Matthew Henry Presbyterian @wholebiblehenry

Observe here, I. The art and assurance with which Jacob managed this intrigue. Who would have thought that this plain man could have played his part so well in a design of this nature? His mother having put him in the way of it, and encouraged him in it, he dexterously applied himself to those methods which he had never accustomed himself to, but had always conceived an abhorrence of.

Commenting on Genesis 27:18-29

John Gill Reformed Baptist @doctorgill

And he discerned him not,.... As he could not see, he could make no judgment by that sense; and, though he had his hearing, and thought the voice was like Jacob's, he might imagine there might be an alteration in Esau's voice, coming in haste and weary from the fields; yet, as there could not be any deception in his feeling, he thought it safest...

Adam Clarke Methodist @methodicalclarke

And he discerned him not, because his hands were hairy - From this circumstance we may learn that Isaac's sense of feeling was much impaired by his present malady. When he could not discern the skin of a kid from the flesh of his son, we see that he was, through his infirmity, in a fit state to be imposed on by the deceit of...