Exodus 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: 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:
God instructed Moses concerning the making of the tabernacle and its furnishings, including the ark. That instruction was then carried out by skilled workers. Skilled men built the ark and the tabernacle and fashioned the vessels of solid gold. Women of great skill produced the embroidery worked in gold and silver.