²⁵ If you use stones to build my altar, use only natural, uncut stones. Do not shape the stones with a tool, for that would make the altar unfit for holy use.

³¹ He followed the commands that Moses the Lord’s servant had written in the Book of Instruction: “Make me an altar from stones that are uncut and have not been shaped with iron tools.”^[a] Then on the altar they presented burnt offerings and peace offerings to the Lord.

⁵ “Then build an altar there to the Lord your God, using natural, uncut stones. You must not shape the stones with an iron tool. ⁶ Build the altar of uncut stones, and use it to offer burnt offerings to the Lord your God.