Ezekiel 43:9-13

Now let them remove their prostitution and the corpses of their kings far from Me, and I will dwell among them forever.

“As for you, son of man, inform the house of Israel of the temple, so that they will be ashamed of their wrongdoings; and have them measure the plan.

And if they are ashamed of everything that they have done, make known to them the plan of the house, its layout, its exits, its entrances, all its plans, all its statutes, and all its laws. And write it in their sight, so that they may observe its entire plan and all its statutes and execute them.

This is the law of the house: its entire area on the top of the mountain all around shall be most holy. Behold, this is the law of the house. The Altar of Sacrifice

“And these are the measurements of the altar by cubits (the cubit being a cubit and a hand width): the base shall be a cubit and the width a cubit, and its border on its edge all around one span; and this shall be the height of the base of the altar.