signs, symptoms and cures of the spiritual diseases of the heart
On the Day of Judgment no one is safe save the one who returns to God with a pure heart. (QUR'AN)
Surely in the breasts of humanity is a lump of flesh, if sound then the whole body is sound, and if corrupt then the whole body is corrupt. Is it not the heart? (Prophet Muhammad ﷺ)
Blessed are the pure at heart, for they shall see God. (Jesus, Peace be upon him)
(English) Translation and Commentary (by Hamza Yusuf) of Imam al-Mawlu̅d's poem "Maṭharat al-Qulu̅b".
This is a summary of the work above, very short one. The goal of this summary is to have an easily accessible resource that reminds the reader of the heart's ailments through three simple descriptors:
All text, unless indicated otherwise, is from the book by Hamza Yusuf.
Knowledge of the heart's ailments, what causes each of them and what removes them, is an obligation on everyone.
This is the ruling of al-Ghazali. However, this does not apply to one who was already granted a sound heart,
As scholars other than al-Ghazali opine, for al-Ghazali reckoned the heart's illnesses as inherent
To humanity. Others deemed them predominant in man—not qualities necessarily inherent to his nature.
But know that obliteration of these diseases until no trace remains is beyond the capacity of human beings.