Moses
Genesis 27:1BSB·traditional attribution

When Isaac was old and his eyes were so weak that he could no longer see, he called his older son Esau and said to him, “My son.” “Here I am,” Esau replied.

John Calvin Reformed @genevareformer

1. And it came to pass that when Isaac was old. In this chapter Moses prosecutes, in many words, a history which does not appear to be of great utility. It amounts to this; Esau having gone out, at his father’s command, to hunt; Jacob, in his brother’s clothing, was, by the artifice of his mother, induced to obtain by stealth the blessing due by...

Matthew Henry Presbyterian @wholebiblehenry

Here is, I. Isaac's design to make his will, and to declare Esau his heir. The promise of the Messiah and the land of Canaan was a great trust, first committed to Abraham, inclusive and typical of spiritual and eternal blessings; this, by divine direction, he transmitted to Isaac.

Commenting on Genesis 27:1-5

John Gill Reformed Baptist @doctorgill

And it came to pass, that when Isaac was old,.... He is generally thought to be about one hundred and thirty seven years of age at this time, which was just the age of his brother Ishmael when he died, Gen 25:16; and might put him in mind of his own death as near at hand; though if he was no older, he lived after...