Sūrat al-Ḥadīd (Arabic:سورة الحديد) is the 57th chapter of the Quran.Hadid, meaning 'Iron', is the 57th chapter of the Qur'an with 29 verses. This chapter is named for the word Iron which appears in the 25th verse.
"Iron" is the debut single by Woodkid (real name Yoann Lemoine) taken from his album The Golden Age that was prepared in 2011 but released in 2013. It was written by Yoann Lemoine himself and arrangements by Gustave Rudman. The single was released on March 28, 2011. This song gained immense popularity after being used in a trailer for Assassin's Creed: Revelations.
A remix EP was also released called Iron (EP) in 2011 charting in its own right.