1 Samuel 13:19
A blacksmith could not be found in all the land of Israel, for the Philistines had said, "This will prevent the Hebrews from making swords and spears."
2 Kings 24:14
He deported all the residents of Jerusalem, including all the officials and all the soldiers (10,000 people in all). This included all the craftsmen and those who worked with metal. No one was left except for the poorest among the people of the land.
Judges 5:8
God chose new leaders, then fighters appeared in the city gates; but, I swear, not a shield or spear could be found, among forty military units in Israel.
Jeremiah 24:1
The Lord showed me two baskets of figs sitting before his temple. This happened after King Nebuchadnezzar of Babylon deported Jehoiakim's son, King Jeconiah of Judah. He deported him and the leaders of Judah, along with the craftsmen and metal workers, and took them to Babylon.
Isaiah 54:16
Look, I create the craftsman, who fans the coals into a fire and forges a weapon. I create the destroyer so he might devastate.