Sins and Healing, According to Ibn-Qayyim Al-Jawziyya
This work is among the best works dealing with the education of the soul, the mortal dangers that sins incur, the absolute necessity for man to get rid of them, and to carry out an examination of conscience and a sincere repentance. Its author is among the greatest specialists in heart ailments, which he treats with remedies drawn from the Koran and the Sunnah.