This research is related to the collection of the narrations of the Kisaniyat book on purity and prayer, and this research included three topics: The first topic: Introduction to the book AlKisaniyat. The second topic: Narratives of the exception in the loan. The third topic: Narratives of the corrupt gift. Praise be to God, the truth of his praise, and prayers and peace be upon the seal of the prophets and the most honorable messengers, our master Muhammad, the faithful Arab prophet, and upon his good and pure family, and his faithful companions, and those who follow them in goodness until the Day of Judgment, the satisfaction of God the Blessed and Exalted be upon us and upon them all.Some scholars have made good efforts to serve Islam by serving its sciences, including the science of jurisprudence, and they wrote books for this purpose, but some of them have lost or lost large parts of it, and among these books that lost parts of it is the book (Al-Kisaniyat), which was written by Imam Suleiman bin Shuaib AlKisani and collected in it the sayings of God. His sheikhs, Imam Muhammad bin Al-Hassan Al-Shaibani, and Imam Abu Yusuf. This is a study in the definition of the book Al-Kisaniyat, and a collection of two issues of purity and prayer.