Deuteronomy 27:5
And there build, unto the LORD thy God, an altar of stones; and see thou lift up no iron upon them.
Exodus 20:25
But and if thou wilt make me an altar of stone, see thou make it not of hewed stone, for if thou lift up thy tool upon it, thou shalt pollute it.
Exodus 24:4
Then Moses wrote all the words of the LORD and rose up early and made an altar under the hill, and twelve pillars according to the number of the twelve tribes of Israel,
Joshua 8:30-31
Then Joshua built an altar unto the LORD God of Israel, in mount Ebal,
1 Kings 18:31-32
And he took twelve stones according to the number of the twelve tribes of the sons of Jacob, unto whom the word of the LORD came saying, "Israel shall be thy name."