Genesis 12:8

8From there he moved to the hill country on the east of aBethel and pitched his tent, with Bethel on the west and Ai on the east. And there he built an altar to the Lord and called upon the name of the Lord.

Genesis 22:2

2He said, “Take your son, your only son Isaac, whom you love, and go to bthe land of Moriah, and offer him there as a burnt offering on one of the mountains of which I shall tell you.”
Copyright information for ESV