Exodus 36:20 in the King James Version
And he made boards for the tabernacle of shittim wood, standing up.
Context
19 He made a covering for the tent of rams’ skins dyed red, and a covering of sea cow hides above.
20 He made the boards for the tabernacle of acacia wood, standing up.
21 Ten cubits was the length of a board, and a cubit and a half the width of each board.