Exodus 37:1

37:1 Bezalel made the ark of acacia wood. Its length was two and a half cubits, and its breadth a cubit and a half, and a cubit and a half its height.
-World English Bible

Other Translation

37:1 And Bezaleel made the ark [of] shittim wood: two cubits and a half [was] the length of it, and a cubit and a half the breadth of it, and a cubit and a half the height of it:
-King James Version