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"And he discerned him not, because his hands were hairy, as his brother Esau's hands. So he blessed him." Genesis 27:23 ASV <p>Illustration of Jacob kneeling at Isaac's feet. Isaac's left hand rests on Jacob's hand and his right hand is on Jacob's head. Jacob's left arm can be seen covered in fur, which he used to trick Isaac into believing he was blessing Esau. Isaac sits on a bed surrounded by curtains of fabric. The food and wine sits nearby (left). Rebecca is standing in the doorway, leaning on a post. A man, most likely Esau, can be seen in the distant background, blowing a horn, and running with an animal.

Isaac Deceives Jacob and Receives Esau's Blessing

"And he discerned him not, because his hands were hairy, as his brother Esau's hands. So he blessed…

"Suppose the tumbler, a, to be filled with water, and placed beyond the principal focus of the concave mirror, and so managed as to be hid from eye c, by the screen b. The lamp by which the tumbler is illuminated must also be placed behind the screen, and near the tumbler, To a person placed at c, the tumbler with its contents will appear incerted at e, and suspended in the air." -Comstock 1850

Deception by Mirrors

"Suppose the tumbler, a, to be filled with water, and placed beyond the principal focus of the concave…