Ezekiel 43:16

And the hearth was twelve cubits in length by twelve cubits in width, foursquare, with equal sides

Other versions

King James Version

And the altar shall be twelve cubits long, twelve broad, square in the four squares thereof.

English Standard Version

The altar hearth shall be square, twelve cubits long by twelve broad.

New International Version

The altar hearth is square, twelve cubits long and twelve cubits wide.