Exodus Chapter 30, Verse 2
From BibleWiki
2: A cubit shall be the length thereof, and a cubit the breadth
thereof; foursquare shall it be: and two cubits shall be the
height thereof: the horns thereof shall be of the same.
2: It shall be a cubit in length, and another in breadth, that is,
four square, and two in height. Horns shall go out of the same.
2: And thou shalt make it a cubit in length, and a cubit in breadth: it shall be square; and the height of it shall be of two cubits, its horns shall be of the same piece.
Exodus Chapter 30, Verse 2/commentary

