This collection of forty 'hadith' by one of the most famous compilers of 'hadith' is generally regarded as the most popular anthology and the best introduction to the study of the Prophet's sayings which, together with the Qur'an, contain the essential teachings of Islam. The Arabic original has been printed alongside the English translation for the benefit of those with a knowledge of Arabic. The translation, by two scholars working in close collaboration, combines accuracy with readability.