A description and clarification about matters of the heart through which many people today are mislead.
Imaam Ibnul-Qayyim expands upon the true understanding of Zuhd as held by the Salaf, and the innovated understanding that many Soofees stick to.
The compiler of the book, Dr. Saleh as-Saleh, also mentions the grave mistakes that occur in, The Reliance of the Traveller, of Nuh Ha Mim Keller.
Overall, Imaam Ibnul-Qayyim, may Allaah have mercy upon him and grant him Firdous, mentions many beneficial words on the path to true rectification of the heart, and also provides an excellent refutation of many of the innovated beliefs held onto by the Soofees.
May Allah help us all to keep on the path of faith.