Exodus 30:1-3

Young's Literal Translation

30 `And thou hast made an altar [for] making perfume; [of] shittim wood thou dost make it;

² a cubit its length, and a cubit its breadth, (it is square), and two cubits its height; its horns [are] of the same.

³ `And thou hast overlaid it with pure gold, its top, and its sides round about, and its horns; and thou hast made to it a crown of gold round about;