al-Mahsul lil-Razi
- Author died
- 606 AH
- Editions
- Mu'assasat al-Risalah
al-Mahsul fi Usul al-Fiqh (المحصول في علم أصول الفقه, The Harvest in Legal Theory) is a foundational treatise on the principles of Islamic jurisprudence (usul al-fiqh) by the Shafi'i scholar and theologian Fakhr al-Din al-Razi (d. 606 AH / 1210 CE) . Composed according to the method of the theologians (tariqat al-mutakallimin), it stands as one of the central synthesis texts in the history of Islamic legal theory .
Sources and Methodology
The work synthesizes and refines the core material of four principal classical treatises on legal theory that preceded it :
- al-Burhan by Imam al-Haramayn al-Juwayni
- al-Mustasfa by Abu Hamid al-Ghazali
- al-'Ahd by al-Qadi Abd al-Jabbar (along with its commentary al-'Umad by Abu al-Husayn al-Basri)
- al-Mu'tamad by Abu al-Husayn al-Basri
Al-Razi memorized both al-Mustasfa and al-Mu'tamad by heart . Rather than uncritically compiling his predecessors' opinions, he weighed and evaluated both Ash'ari and Mu'tazili views, employing extensive logical taxonomy (al-sabr wa-al-taqsim), precise division of topics into chapters and sub-sections, and rigorous dialectical arguments . Structurally, al-Razi placed the discussion of conflicting evidences and preference (al-ta'arud wa-al-tarajih) prior to independent reasoning (al-ijtihad) .
In manuscripts and scholarly references, the book appears under slightly differing titles, including al-Mahsul fi Usul al-Fiqh, al-Mahsul fi 'Ilm al-Usul, or simply al-Mahsul .
Abridgments and Commentaries
Owing to its prominence, al-Mahsul generated numerous summaries, commentaries, and critical revisions:
Abridgments
- al-Muntakhab, commonly ascribed to al-Razi himself as an abridgment of his own book, though Shihab al-Din al-Qarafi reported an alternative attribution to Diya' al-Din Husayn .
- al-Hasil min al-Mahsul by Taj al-Din Muhammad ibn al-Husayn al-Urmawi (completed in 614 AH; d. 653 AH), which later served as a foundation for al-Baydawi's Minhaj al-Wusul .
- Tahsil al-Usul min Kitab al-Mahsul by Siraj al-Din Mahmud ibn Abi Bakr al-Urmawi (d. 682 AH) .
- Tanqih Mahsul Ibn al-Khatib by al-Muzaffar ibn Abi al-Khayr al-Tabrizi (d. 621 AH) .
- Talkhis al-Mahsul by Ahmad ibn Abi Bakr al-Nakhjawani (d. ca. 651 AH) .
- Ghurar al-Mahsul fi 'Ilm al-Usul by Abu Muhammad Abd Allah ibn Abi Mansur al-Barzi (d. 657 AH) .
- Tanqih al-Fusul fi Ikhtisar al-Mahsul by Shihab al-Din al-Qarafi (d. 684 AH) .
Commentaries
- Nafa'is al-Usul fi Sharh al-Mahsul by Shihab al-Din al-Qarafi (d. 684 AH), notable for extensive corrections and critical observations on al-Razi's text .
- al-Kashif 'an al-Mahsul by Safi al-Din Muhammad ibn Abd al-Rahim (or Muhammad ibn Mahmud) al-Isfahani (d. 688 AH) .
Editions
The work was critically edited by Taha Jabir Fayyad al-Alwani and published by Imam Muhammad ibn Saud Islamic University in Riyadh (1400 AH) .
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