Exodus 38:1

He made the altar of burnt offering of acacia wood . Five cubits was its length , and five cubits its breadth . It was square , and three cubits was its height .

They built the altar of burnt offering of acacia wood, three cubits high; it was square, five cubits long and five cubits wide.

And he made the altar of burnt offering of shittim wood : five cubits was the length thereof, and five cubits the breadth thereof; it was foursquare; and three cubits the height thereof.