Translated to the English, 'al-Da'i wa-al-Dawa' by Imam Ibn Qayyim al Jawziyya (1292-1350 CE / 691 - 751 AH), the famous famous Sunni jurist, commentator on the Quran, astronomer, chemist, philosopher, psychologist, scientist and theologian. This book shows different diseases of the heart and soul, and the cures that can make the Muslim better person.