Exodus 36:23

²¹The length of a board was ten cubits, and the breadth of a board one cubit and a half.

²²One board had two tenons, equally distant one from another: thus did he make for all the boards of the tabernacle.

— Exodus 36:23 —

²⁴And forty sockets of silver he made under the twenty boards; two sockets under one board for his two tenons, and two sockets under another board for his two tenons.

²⁵And for the other side of the tabernacle, which is toward the north corner, he made twenty boards,