Exodus 30 2
It shall be square, measuring a cubit by a cubit, by two cubits high, with horns on its corners that are all one piece with the altar.
Compare with other 3 random translations
ASV Exodus 30:2A 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 one piece with it.
AMP Exodus 30:2It shall be a cubit long and a cubit wide. It shall be square and it shall be two cubits high. Its horns of one piece with it.
NAS Exodus 30:2Its length shall be a cubit, and its width a cubit; it shall be square, and its height shall be two cubits; its horns shall be of one piece with it.