Ma'rifat al-'ahkam (religious laws): This part is divided into eighteen sub-headings. The first section contains the Imam's views about the philosophy of laws. The second and the third sections deal with prayer (salat) and the virtue of congregation prayer, Friday prayer and midnight prayer. The fourth section is devoted to the Imam's sayings about fasting (sawm ). The fifth one comprises Amir al- Mu'minin's interpretation of laws regarding women's obligation in compulsory matters. The remaining chapters deal with the following issues: the sixth about almsgiving (zakat); the seventh about property laws; the eighth about Hajj pilgrimage and the Holy Ka'bah; the ninth about al-'Amr bi al-ma'ruf wa al-nahy 'an almunkar (enjoining good and prohibiting evil),