Exodus 36:22-24

Douay-Rheims 1899 American Edition

²² There were two mortises throughout every board, that one might be joined to the other. And in this manner he made for all the boards of the tabernacle.

²³ Of which twenty were at the south side southward,

²⁴ With forty sockets of silver, two sockets were put under one board on the two sides of the corners, where the mortises of the sides end in the corners.