Deuteronomy 27:5

King James 3 - The Literal Traslation

And you shall build an altar there to Jehovah your God, an altar of stones. You shall not wield any iron tool on them.

Cross References

1 Kings 6:7

And when it was being built, the house was built of finished stone made ready beforehand. And there was not heard in the house a hammer or an axe, or any iron tool, while it was being built.

Exodus 20:25

And if you make an altar of stone for Me, you shall not build them of cut stones. When you swing your tool on it, you defile it.

Exodus 24:4

And Moses wrote all the words of Jehovah. And he rose early in the morning and built an altar below the mountain, and twelve memorial pillars for the twelve tribes of Israel.

Deuteronomy 27:6

You shall build the altar of Jehovah your God of uncut stones. And you shall offer burnt offerings on it to Jehovah your God.