以西結書 4:3

又要拿個鐵鏊，放在你和城的中間，作為鐵牆。你要對面攻擊這城，使城被困；這樣，好作以色列家的預兆。

Moreover take thou unto thee an iron pan, and set it for a wall of iron between thee and the city: and set thy face against it, and it shall be besieged, and thou shalt lay siege against it. This shall be a sign to the house of Israel.