Bible Verses About Altars: To be made of earth, or unhewn stone

An altar of earth thou shalt make vnto me, and thereon shalt offer thy burnt offerings, and thy peace offerings, thy sheepe, and thine oxen: in all places, where I shall put the remembrance of my Name, I will come vnto thee, and blesse thee.

But if thou wilt make mee an altar of stone, thou shalt not buylde it of hewen stones: for if thou lift vp thy toole vpon them, thou hast polluted them.

And there shalt thou build vnto the Lord thy God an altar, euen an altar of stones: thou shalt lift none yron instrument vpon them.

Thou shalt make the altar of the Lord thy God of whole stones, and offer burnt offerings thereon vnto the Lord thy God.