It is outstandind Explantion of Imam An-nawawi's 40 Hadith.It Provides a concise overview of 40 Hadiths.sayings of the prophet Muhammad.This compilation offers an in-depth investigation of the second essential source of Islamic authority after the Quran.this study provides a clear portrait of how the prophet Muhammad established the principles of Islamic life through his teachings.It guides the readers/listeners towards the straight path of Islam which is fundamental objective of every muslim.