You can understand every thing you would like from knowing the theoretical learnings and principles of Ruqyah, the forms of spiritual diseases, the etiquette of practising Ruqyah, its realistic programs, and making use of the supplications, Quranic verses, salawat and manzil to execute Ruqyah. اللَّهُمَّ رَبَّ النَّاسِ أَذْهِبِ الْبَاسَ، https://youtu.be/a211qNDFePc