GENESIS 8:20 (KJV)

²⁰And Noah builded an altar unto YHVH; and took of every clean beast, and of every clean fowl, and offered burnt offerings on the altar.

GENESIS 12:6-8 (KJV)

⁶And Abram passed through the land unto the place of Shekhem, unto the plain of Moreh. And the Kana’anite was then in the land. ⁷And YHVH appeared unto Abram, and said, Unto thy seed will I give this land: and there builded he an altar unto YHVH, who appeared unto him. ⁸And he removed from thence unto a mountain on the east of Bet-El, and pitched his tent, having Bet-El on the west, and Ay on the east: and there he builded an altar unto YHVH, and called upon the name of YHVH.

GENESIS 13:3-4, 18 (KJV)

³And he went on his journeys from the south even to Bet-El, unto the place where his tent had been at the beginning, between Bet-El and the Ay; ⁴Unto the place of the altar, which he had made there at the first: and there Abram called on the name of YHVH.

¹⁸Then Abram removed his tent, and came and dwelt in the plain of Mamre, which is in Hebron, and built there an altar unto YHVH.

GENESIS 22:9 (KJV)

⁹And they came to the place which God had told him of; and Abraham built an altar there, and laid the wood in order, and bound Yitzhaq his son, and laid him on the altar upon the wood.