Casual Mukhtashar Jamiul Ulum Wal Hikam [Imam Ibnu Rajab AlHanbali]

This book is a summary of the book Jami' al-Ulum wa al-Hikam, as well as a book that is one of the syrah (explanatory) of the book al-Arba'in an-Nawawiyyah, the work of Imam an-Nawawi which is already very famous, both among scholars, students of knowledge, and the community in general, it has even been widely memorized and used as teaching material in many educational institutions. It contains 42 short but meaningful hadiths (Jawami' al-Kalim), which contain important themes and summarize the essence of Islamic teachings.