Diseases of The Hearts and Their Cures - Ibn Taymiyyah

Diseases of the Hearts and Their Cures by Sheikh al Islam Ibn Taymiyyah is a work on the spiritual diseases that affect the heart and the means of treating them. It discusses issues such as desires, doubts, envy, pride, hypocrisy, and attachment to worldly matters, while explaining how Iman, Tawheed, Dhikr, repentance, and obedience to Allah bring purification and healing to the heart.