2 Kings 25:17

The height of the one pillar was eighteen cubits, and a bronze capital was on it; the height of the capital was three cubits, with a network and pomegranates on the capital all around, all of bronze. And the second pillar was like these with network.

1 Kings 7:15-22

He fashioned the two pillars of bronze; eighteen cubits was the height of one pillar, and a line of twelve cubits measured the circumference of both.

Jeremiah 52:21-23

As for the pillars, the height of each pillar was eighteen cubits, and it was twelve cubits in circumference and four fingers in thickness, and hollow.

Treasury of Scripture Knowledge

Summary

The height of the one pillar was eighteen cubits, and the chapiter upon it was brass: and the height of the chapiter three cubits; and the wreathen work, and pomegranates upon the chapiter round about, all of brass: and like unto these had the second pillar with wreathen work.

General references

Bible References

One pillar

1 Kings 7:15
He fashioned the two pillars of bronze; eighteen cubits was the height of one pillar, and a line of twelve cubits measured the circumference of both.
Jeremiah 52:21
As for the pillars, the height of each pillar was eighteen cubits, and it was twelve cubits in circumference and four fingers in thickness, and hollow.

General references

1 Kings 7:17
There were nets of network and twisted threads of chainwork for the capitals which were on the top of the pillars; seven for the one capital and seven for the other capital.