Genesis 27:20

Then Isaac said to his son, "{How} did you find [it] so quickly, my son?" And he said, "Because Yahweh your God {caused me to find it}."

And he said, "O Yahweh, God of my master Abraham, please grant me success today and show loyal love to my master Abraham.

"You shall not {misuse the name of Yahweh your God}, because Yahweh will not leave unpunished [anyone] who {misuses his name}.

"Will you speak falsely for God? And will you speak deceitfully for him?

Treasury of Scripture Knowledge

And Isaac said unto his son, How is it that thou hast found it so quickly, my son? And he said, Because the LORD thy God brought it to me.

"You shall not {misuse the name of Yahweh your God}, because Yahweh will not leave unpunished [anyone] who {misuses his name}.

"Will you speak falsely for God? And will you speak deceitfully for him?

And he said, "Your brother came in deceit and took your blessing."