Deuteronomy 27:5

Christian Standard Bible Anglicised

Build an altar of stones there to the Lord your God #– #do not use any iron tool on them.

Cross References

Exodus 20:25

If you make a stone altar for me, do not build it out of cut stones. If you use your chisel on it, you will defile it.

Exodus 24:4

And Moses wrote  down all the words of the Lord. He rose early the next morning and set up an altar and twelve pillars for the twelve tribes of Israel at the base of the mountain.

Deuteronomy 27:6

Use uncut stones to build the altar of the Lord your God and offer burnt offerings to the Lord your God on it.

1 Kings 6:7

The temple’s construction used finished stones cut at the quarry so that no hammer, chisel, or any iron tool was heard in the temple while it was being built.