Sahih Muslim is a collection of Hadith compiled by Imam Muslim al-Nayshapuri (رحمه الله‎). His collection is considered to be one of the most authentic collections of the Sunnah of the Prophet (صلى الله عليه وآله وسلم), and along with Sahih al-Bukhari forms the "Sahihain." It contains around 7500 Ahadith.