The Ark

10 “Have them make an arka of acacia wood—two and a half cubits long, a cubit and a half wide, and a cubit and a half high.b

Read Exodus 25:10 Using Other Translations

And they shall make an ark of shittim wood: two cubits and a half shall be the length thereof, and a cubit and a half the breadth thereof, and a cubit and a half the height thereof.
"They shall make an ark of acacia wood. Two cubits and a half shall be its length, a cubit and a half its breadth, and a cubit and a half its height.
“Have the people make an Ark of acacia wood—a sacred chest 45 inches long, 27 inches wide, and 27 inches high.