53 May the God of Abraham and the God of Nahor, the God of their father, judge between us.” So Jacob took an oath in the name of the Fear of his father Isaac.

Read Genesis 31:53 Using Other Translations

The God of Abraham, and the God of Nahor, the God of their father, judge betwixt us. And Jacob sware by the fear of his father Isaac.
The God of Abraham and the God of Nahor, the God of their father, judge between us." So Jacob swore by the Fear of his father Isaac,
I call on the God of our ancestors—the God of your grandfather Abraham and the God of my grandfather Nahor—to serve as a judge between us.” So Jacob took an oath before the fearsome God of his father, Isaac, to respect the boundary line.