Exodus 26:37

26:37 You are to make for the hanging five posts of acacia wood and overlay them with gold, and their hooks will be gold, and you are to cast five bronze bases for them.

Exodus 27:10

27:10 with twenty posts and their twenty bronze bases, with the hooks of the posts and their bands of silver.

Exodus 27:17

27:17 All the posts around the courtyard are to have silver bands; their hooks are to be silver, and their bases bronze.