Genesis 12:7 The LORD appeared to Abram and said, "To your descendants I will give this land." So he built an altar there to the LORD who had appeared to him.

Genesis 12:8 Then he proceeded from there to the mountain on the east of Bethel, 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 13:18 Then Abram moved his tent and came and dwelt by the oaks of Mamre, which are in Hebron, and there he built an altar to the LORD.

Genesis 22:2 He said, "Take now your son, your only son, whom you love, Isaac, and go to the land of Moriah, and offer him there as a burnt offering on one of the mountains of which I will tell you."

Hebrews 11:17 By faith Abraham, when he was tested, offered up Isaac, and he who had received the promises was offering up his only begotten son;

James 2:21 Was not Abraham our father justified by works when he offered up Isaac his son on the altar? (NASB ©1995)