Adab al-Nufus lil-Muhasibi

Author died
243 AH
Editions
Dār al-Jīl

Adab al-Nufus (Discipline of the Souls) is a concise treatise on early Islamic spirituality, ethics, and moral psychology by the Baghdadi scholar and ascetic Abu Abd Allah al-Harith ibn Asad al-Muhasibi (d. 243 AH / 857 CE) .

Content and Themes

The work focuses on the cultivation of the inner life, moral rectitude, and strict adherence to Islamic law. Al-Muhasibi emphasizes that God has instituted both apparent (outward) and hidden (inward) obligations (fara'id zahira wa-batina), urging the seeker to adhere closely to the divine ordinances, conform to the Sunnah of the Prophet ﷺ, and emulate the exemplary conduct and traditions of his Companions .

A central theme of the treatise is reconciling internal claims of faith with concrete action. Al-Muhasibi argues that professed love for God and His Messenger is false unless it is substantiated by deeds that comply with divine commands and seek God's pleasure . To demonstrate this, he presents practical analogies: just as a hungry or thirsty person cannot alleviate their state merely by placing food or water before themselves without actually eating or drinking, a believer's claim to devotion remains invalid without righteous practice .

Manuscripts and Publication

Manuscript copies of Adab al-Nufus have survived across various libraries, including the Berlin State Library in Germany, the Köprülü Library in Istanbul, and the Egyptian National Library (Dar al-Kutub al-Misriyya) in Cairo . In modern print, the text has been edited and published in Beirut by Dar al-Jil (1408 AH / 1988 CE) .

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