Deuteronomy 27:5

New International Version

Build there an altar to the Lord your God, an altar of stones. Do not use any iron tool on them.

Cross References

1 Kings 6:7

In building the temple, only blocks dressed at the quarry were used, and no hammer, chisel or any other iron tool was heard at the temple site while it was being built.

Exodus 20:25

If you make an altar of stones for me, do not build it with dressed stones, for you will defile it if you use a tool on it.

Exodus 24:4

Moses then wrote down everything the Lord had said. He got up early the next morning and built an altar at the foot of the mountain and set up twelve stone pillars representing the twelve tribes of Israel.

Deuteronomy 27:6

Build the altar of the Lord your God with fieldstones and offer burnt offerings on it to the Lord your God.