Exodus 27:10-12

And its twenty pillars and their twenty sockets shall be bronze. The hooks of the pillars and their bands shall be silver. Likewise along the length of the north side there shall be hangings one hundred cubits long, with its twenty pillars and their twenty sockets of bronze, and the hooks of the pillars and their bands of silver. “And along the width of the court on the west side shall be hangings of fifty cubits, with their ten pillars and their ten sockets.