'Built an Altar' in the Bible

Then Noah built an altar to the Lord. He took some of every kind of clean animal and every kind of clean bird and offered burnt offerings on the altar.

Then the Lord appeared to Abram and said, “I will give this land to your offspring.” So he built an altar there to the Lord who had appeared to him.

From there he moved on to the hill country east of Bethel and pitched his tent, with Bethel on the west and Ai on the east. He built an altar to Yahweh there, and he called on the name of Yahweh.

So Abram moved his tent and went to live near the oaks of Mamre at Hebron, where he built an altar to the Lord.

So he built an altar there, called on the name of Yahweh, and pitched his tent there. Isaac’s slaves also dug a well there.

Jacob built an altar there and called the place God of Bethel because it was there that God had revealed Himself to him when he was fleeing from his brother.