Deuteronomy 27:5

Tree of Life Version

There also you will build an altar to Adonai your God, an altar of stones—you are not to use an iron tool on them.

Cross References

1 Kings 6:7

For the House, while being constructed, was built of stone finished at the quarry; with neither hammer, axe nor any iron tool heard in the House during its construction.

Exodus 20:25

When you make for Me an altar of stones, do not build it from cut stone, for if you use a tool on it, you will have profaned it.

Exodus 24:4

So Moses wrote down all the words of Adonai, then rose up early in the morning, and built an altar below the mountain, along with twelve pillars for the twelve tribes of Israel.

Deuteronomy 27:6

You are to build the altar of Adonai your God of whole stones, and you are to offer up burnt offerings on it to Adonai your God.