Iron: Figurative
Source: Nav
2 Samuel 23:7
The man who touches them must be armed with iron or with the shaft of a spear. The fire burns them to ashes in the place where they lie.”
Jeremiah 15:12
Can anyone smash iron—iron from the north—or bronze?
1 Timothy 4:2
influenced by the hypocrisy of liars, whose consciences are seared with a hot iron.