Exodus 27:17 in the King James Version
All the pillars round about the court shall be filleted with silver; their hooks shall be of silver, and their sockets of brass.
Context
16 For the gate of the court shall be a screen of twenty cubits, of blue, and purple, and scarlet, and fine twined linen, the work of the embroiderer; their pillars four, and their sockets four.
17 All the pillars of the court around shall be filleted with silver; their hooks of silver, and their sockets of bronze.
18 The length of the court shall be one hundred cubits, and the width fifty throughout, and the height five cubits, of fine twined linen, and their sockets of bronze.