Exodus 20:25
'And if an altar of stones thou dost make to Me, thou dost not build them of hewn work; when thy tool thou hast waved over it, then thou dost pollute it;
Deuteronomy 27:5-6
and built there an altar to Jehovah thy God, an altar of stones, thou dost not wave over them iron.
Joshua 8:31
as Moses, servant of Jehovah, commanded the sons of Israel, as it is written in the book of the law of Moses -- an altar of whole stones, over which he hath not waved iron -- and they cause to go up upon it burnt-offerings to Jehovah, and sacrifice peace-offerings;
Treasury of Scripture Knowledge
Summary
And if thou wilt make me an altar of stone, thou shalt not build it of hewn stone: for if thou lift up thy tool upon it, thou hast polluted it.
General references
Bible References
And
Deuteronomy 27:5
and built there an altar to Jehovah thy God, an altar of stones, thou dost not wave over them iron.
Joshua 8:31
as Moses, servant of Jehovah, commanded the sons of Israel, as it is written in the book of the law of Moses -- an altar of whole stones, over which he hath not waved iron -- and they cause to go up upon it burnt-offerings to Jehovah, and sacrifice peace-offerings;
General references
Leviticus 16:33
and he hath made atonement for the holy sanctuary; and for the tent of meeting, even for the altar he doth make atonement; yea, for the priests, and for all the people of the assembly he maketh atonement.