Exodus 27:10
Its twenty pillars and their twenty bases shall be of bronze, but the hooks of the pillars and their fillets shall be of silver.
Exodus 26:19-21
and forty bases of silver you shall make under the twenty frames, two bases under one frame for its two tenons, and two bases under the next frame for its two tenons;
Exodus 36:38
and its five pillars with their hooks. He overlaid their capitals, and their fillets were of gold, but their five bases were of bronze.
Jeremiah 52:21
As for the pillars, the height of the one pillar was eighteen cubits,its circumference was twelve cubits, and its thickness was four fingers, and it was hollow.