al-Kaabi
- Died
- 319 AH
- Born in
- -
Abu al-Qasim al-Kaabi (273–319 AH / 886–931 CE) was a Mu'tazili theologian and scholar from Balkh who headed the Baghdadi branch of the Mu'tazila and was the eponym of the Ka'biyya theological faction .
Lineage and Early Life
He was Abu al-Qasim 'Abd Allah ibn Ahmad ibn Mahmud al-Balkhi al-Ka'bi, tracing his lineage to the Arab tribe of Banu Ka'b . According to Ja'far al-Mustaghfiri, he was born in 273 AH . In theological disputation and speculative theology (kalam), he studied under the Baghdadi Mu'tazili master Abu al-Husayn al-Khayyat .
Career, Travels, and Students
Al-Ka'bi worked as an epistolary secretary (katib al-insha') in Khorasan for the military commander Ahmad ibn Sahl, the governor of Nishapur . When Ahmad rebelled against Nasr ibn Ahmad in a bid for autonomous rule, the revolt failed, and al-Ka'bi was arrested and imprisoned . His release was subsequently secured by the Abbasid vizier of Baghdad, 'Ali ibn 'Isa ibn al-Jarrah .
Following his release, al-Ka'bi settled in Baghdad for an extended period, where he engaged in celebrated scholarly debates with theologians of various schools, and his writings gained wide circulation . He also traveled to Nasaf during the municipal leadership of Abu 'Uthman Sa'id ibn Ibrahim, where he resided at the ribat of al-Jawaliq and held dictation assemblies; among those who transmitted from him there was Muhammad ibn Zakariyya ibn al-Husayn al-Nasafi . Another noted disciple was Abu al-Hasan 'Ali ibn Muhammad al-Khashshabi al-Balkhi . Al-Ka'bi eventually returned to his native Balkh, where he remained until his death .
Theological Positions and Scholarship
Al-Ka'bi became one of the leading figures of the Mu'tazili movement, standing alongside his Basran contemporary Abu 'Ali al-Jubba'i and Ibn al-Ikhshid . His followers were known as the Ka'biyya or the Balkhiyya . Within speculative theology, he diverged from the Basran Mu'tazilis on several key issues: he maintained that God does not possess will (irada) or volition (mashi'a) as real distinct attributes, asserting that all divine acts proceed from Him without will in the literal sense . He likewise held that God does not see or hear through sensory perception, interpreting the divine attributes of Seeing and Hearing as His knowledge of visible and audible things .
Beyond theology, he authored Kitab al-Maqalat (The Book of Doctrines) and Qabul al-Akhbar wa-Ma'rifat al-Rijal (The Acceptance of Reports and Knowledge of Transmitters), a work critically addressing hadith methodology and biographical evaluation .
Reception and Criticism
Al-Ka'bi was widely acknowledged for his eloquence and dialectical prowess; the jurist Abu Sa'id al-Istakhri remarked that he had never seen anyone more skilled in disputation than al-Ka'bi . Abu Hayyan al-Tawhidi praised his broad knowledge, comprehension, transmission, and reliability .
Conversely, his open propagation of Mu'tazilism drew sharp condemnation from traditionalist scholars and pious residents of Balkh, who accused him of heresy . When he entered Nasaf, the hadith master 'Abd al-Mu'min ibn Khalaf (reported in other accounts as Abu Ya'la ibn Khalaf) declared him an unbeliever and refused to stand or return his greeting . Al-Mustaghfiri stated that he did not deem it permissible to narrate from him due to his active promotion of Mu'tazilism . His critical treatise on hadith transmitters was condemned by Sunnite biographers for disparaging major traditionalists such as Shu'ba ibn al-Hajjaj and treating various forms of tadlis (obfuscation in narration) as disqualifying flaws .
Death
Al-Ka'bi died in Balkh at the beginning of Sha'ban 319 AH (August 931 CE) . Another report places his death in Jumada al-Akhira of the same year . Variant historical reports mention his death occurring in 309 AH, 317 AH, 327 AH, or 329 AH .
Answer updated
List of Works
Qabul al-Akhbar wa Ma'rifat al-Rijal (The Acceptance of Reports and the Knowledge of Transmitters) is a critical treatise on hadith methodology and biographical evaluation (ilm al-rijal).