Kitāb fī al-fiqh: Jurisprudence

Instructions on ablutions, the "Tayammam" (the act replacing ablutions under certain difficult circumstances such as lack of water...), prayer, cleanliness, alms-giving, breast-feeding, washing major ritual impurity, fasting, menstruation, pilgrimage, sacrifice, marriage, commercial transactions, inheritance partition and other matters with some comments in the margin and middle.