Exodus 26:18-20

Young's Literal Translation

¹⁸ and thou hast made the boards of the tabernacle: twenty boards for the south side southward;

¹⁹ and forty sockets of silver thou dost make under the twenty boards, two sockets under the one board for its two handles, and two sockets under the other board for its two handles.

²⁰ `And for the second side of the tabernacle, for the north side, [are] twenty boards,