Takhrij and Syarah Hadith of Chemical: The Relationship between Rusty Iron and the Hadith of the Prophet

The purpose of this research is to discuss the hadith of the Prophet Muhammad regarding rusty iron. This research method is qualitative through the takhrij and syarah hadith approaches with chemical analysis. The result and discussion of this research is a parable of cleaning iron rust without the doomsday day until Madinah expels bad people as a blacksmith’s fire blower peels or removes rust from iron. The conclusion of this research is that the takhrij and syarah of the Prophet’s  hadith regarding rusted iron by chemical analysis have the opportunity to reveal that iron has many advantages.