Abū Muhammad ʿAbd Allāh Rūzbih ibn Dādūya (), born Rōzbih pūr-i Dādōē (), more commonly known as Ibn al-Muqaffaʿ (; ), was a Persian translator, philosopher, author and thinker who wrote in the Arabic language. He bore the name Rōzbeh/Rūzbeh before his comparatively late conversion to Islam from Manichaeism.. "An early example is found in the writings of Ibn al-Muqaffa (d. ca. 757), a Persian convert employed as a translator and scholar at the Abbasid court.". "Ibn al-Muqaffaʿ, the son of an Iraqi tax collector who had been tortured for mishandling tax revenues (hence the nickname "al-Muqaffaʿ", the cripple), was happy to oblige.". "Bashshar, (d. 167/783) a Persian, heralded the advent of 'Abbasid poetry, just as it was another Persian, Ibn al-Muqaffa', who opened the history of 'Abbasid prose."

Biography Ibn al-Muqaffa, though a resident of Basra, was originally from the town of Goor (or Gur, Firuzabad, Fars) in the Iranian province of Fars and was born into a family of Persian stock.. "The redaction of these Indian elements had been accomplished in the sixth century in Middle Persian with the addition of further chapters, and this version was then translated into Arabic and redacted by the already mentioned Persian-born secretary Ibn al-Muqaffaʿ shortly before his death in 757." He was a native speaker of Middle Persian and a non-native speaker of Arabic; Ibn al-Muqaffa composed his Arabic works during a period when the rules of Classical Arabic were still taking shape and the Arabic linguistic tradition was just emerging. His father had been a state official in charge of taxes under the Umayyads, and after being accused and convicted of embezzling some of the money entrusted to him, was punished by the ruler by having his hand crushed, hence the name Muqaffa (shrivelled hand).

Ibn al-Muqaffa served in secretarial posts under the Umayyad governors of Shapur and Kirman. Unlike his other colleagues, he escaped persecution at the hands of Abbasids after their overthrow of the Umayyad dynasty. He later returned to Basra and served as a secretary under Isa ibn Ali and Sulayman ibn Ali, the uncles of the Abbasid caliph al-Mansur.

After their brother Abdallah ibn Ali made an abortive bid for the throne, they asked Ibn al-Muqaffa to write a letter to the Caliph to not retaliate against his uncle and pardon him. The language of the letter offended al-Mansur, who wished to get rid of Ibn al-Muqaffa. He was reportedly executed in Basra in 757 AD for heresy by al-Mansur.

A defense of dualism and a few lines of prose written in imitation of the Quran have been ascribed to him. Whether authentic or not, and despite his conversion to Islam, these texts contributed to his posthumous reputation as a Zoroastrian heretic.Said Amir Arjomand, "'Abd Allah Ibn al-Muqaffa' and the 'Abbasid Revolution," Iranian Studies, 27:33 (1994).

Literary career Ibn al-Muqaffa's translation of Kalīla wa-Dimna from Middle Persian was highly influential in the development of Arabic literary prose. According to scholar David A. Wacks, Ibn al-Muqaffa pioneered the introduction of literary prose narrative to Arabic literature, which subsequently paved the way for later innovators such as al-Hamadani and al-Saraqusti to adapt traditional oral narratives into written literary fiction.

Works

Translations and adaptations Logic translations: He translated several foundational Aristotelian logic texts, including parts of the Organon such as the Categories (al-Qatighuriyas), De Interpretatione (al-Ibarah), and Prior Analytics (al-Qiyas).Daneshgar, Majid (2020). "The Transmission of Arabic Logical Texts". In Peters, J.R. (ed.). The Muslim World and Intellectual History. Brill. p. 112. While later Islamic tradition often associated early logical summaries with his name, his work laid the groundwork for Arabic philosophical terminology before the major translation movement.Endress, Gerhard (1997). "The Shaping of the Arabic Philosophical Vocabulary". The Islamic World, Vol. 2. Routledge. pp. 54–57.

Kalīla wa-Dimna: His most famous work, an Arabic translation of a Middle Persian collection of animal fables (which were primarily of Indian origin, tracing back to the Panchatantra). The Middle Persian version, originally compiled by the Sasanian physician Borzuya, is now lost, making Ibn al-Muqaffa's Arabic translation the foundational text that preserved this global heritage. He introduced the work with his own prologue and is credited with adding original stories. Ibn al-Muqaffa's Arabic rendering served as the definitive master text from which almost all later translations were derived, including subsequent Arabic versions, the later Syriac version, and the medieval Greek, Persian (12th century), Hebrew, Latin, and Castilian translations. His translation was highly regarded for its idiomatic, clear expression and plain syntactical structures, playing a pivotal role in establishing the standard for early Arabic literary prose.

Ibn al-Muqaffa's translation of Kalīla wa-Dimna functioned primarily as court literature intended to illustrate political and social conduct. A prose Persian translation of the Arabic text emerged in the 10th century, which Rudaki (d. 941–942) subsequently adapted into verse. Both early Persian versions are largely lost, surviving only as scattered lines preserved in other sources. A later Persian prose translation was completed by Abu'l-Maʿālī Nasr-Allāh Ibn Mohammad Shirazi and dedicated to the Ghaznavid ruler Bahramshah.

Khwaday-Namag: Ibn al-Muqaffa' is traditionally credited with producing an Arabic adaptation of the Khwaday-Namag (Book of Kings), described in later literature as a late Sasanian chronicle of pre-Islamic Persian kings and warriors. However, modern historical scholarship questions the existence of a single, unified Middle Persian original text. Scholars indicate that the "Khwaday-Namag" likely represented an oral tradition or a loose genre of historical narratives rather than a fixed official book, and that Arabic compilers and translators heavily shaped the surviving narratives.Hämeen-Anttila, Jaakko (2018). Khwadāynāmag The Middle Persian Book of Kings. Brill. pp. 14–19. ISBN 978-90-04-27764-9. "The Khwadāynāmag was not a single, fixed book but rather a fluid oral or semi-oral tradition..." Traditional accounts state Ibn al-Muqaffa' modified the narrative and inserted specific accounts, such as the history of Mazdak, which subsequently informed later Muslim historians. Like the supposed original, Ibn al-Muqaffa's Arabic version is not extant. Potential fragments or references are preserved without direct ascription in later works, such as the Oyun al-akhbar and Ketab al-maʿaref of Ibn Qutayba (d. 889). Other books: Ibn al-Nadim attributes several other Arabic translations of Middle Persian administrative and historical texts to Ibn al-Muqaffa', notably the Āʾīn-nāma (Book of Customs), Kitāb al-tāj (Book of the Crown), and Kitāb Mazdak.Latham, J. Derek (1998). "Ibn al-Muqaffa'". Encyclopedia of Arabic Literature, Vol. 1. Routledge. p. 353. While the complete translations are lost, fragments are preserved without direct ascription in Ibn Qutayba's Oyun al-akhbar. The Āʾīn-nāma extracts detail Sasanian court protocol, military tactics, and recreational activities such as polo.Bosworth, C. E. (1999). The Sasanids, the Byzantines, the Lakhmids, and Yemen. SUNY Press. p. 24. The Kitāb al-tāj, described by Ibn al-Nadim as a biography of Khosrow I, appears in Ibn Qutayba's citations as a mirror for princes concerning Khosrow II.Sadan, Joseph (2004). "Arabic Literature as a Source for Sasanian History". Jerusalem Studies in Arabic and Islam. 29: 312. The Kitāb Mazdak provided an account of the revolutionary religious leader executed in 531.

Another major translation attributed to him is the Letter of Tansar (Nāma-ye Tansar), a political treatise purportedly written by the Zoroastrian high priest under Ardashir I.Boyce, Mary (1968). The Letter of Tansar. Rome: Istituto Italiano per il Medio ed Estremo Oriente. p. 12. Ibn al-Muqaffa's Arabic text is lost, but the core content survives through a 13th-century Persian translation by Ibn Isfandiyar. The letter functions as an ideological defense of Ardashir's usurpation and his establishment of a highly rigid, four-tiered social caste system.Daryaee, Touraj (2009). Sasanian Persia: The Rise and Fall of an Empire. I. B. Tauris. p. 119. Traditional sources note that Ibn al-Muqaffa' inserted Quranic and Biblical verses into the text, adapting the political framework for an Islamic readership.Crone, Patricia (2004). God's Rule: Government and Islam. Columbia University Press. p. 152.

Modern historiography approaches the broader corpus of Sasanian literature translated by Ibn al-Muqaffa' with heavy skepticism. Academic consensus indicates that many texts classified as Pahlavi translations were heavily redacted, compiled, or entirely fabricated during the late Umayyad and early Abbasid periods.Gutas, Dimitri (1998). Greek Thought, Arabic Culture: The Graeco-Arabic Translation Movement in Baghdad and Early 'Abbasid Society. Routledge. p. 45. Rather than being faithful reproductions of ancient Sasanian documents, these works were often produced by the secretarial class (kuttab) to influence contemporary Islamic political administration by projecting idealized, autocratic governance onto a mythical Persian past.Marsham, Andrew (2009). Rituals of Islamic Monarchy: Accession and Succession in the First Muslim Empire. Edinburgh University Press. p. 132.

Original works Two major preceptive works in Arabic are traditionally ascribed to Ibn al-Muqaffa': al-Adab al-kabīr (The Major Adab) and al-Adab al-saghir (The Minor Adab). While the former is widely accepted as authentic, the authorship of al-Adab al-saghir remains disputed within modern scholarship, with many historians classifying it as a later compilation or pseudepigraphical.

Al-Adab al-kabīr serves as a foundational text in Arabic adab (belles-lettres and conduct) literature, functioning primarily as a mirror for princes and a practical manual for courtiers. The work is structured into sections addressing different echelons of power. The initial portions are directed toward a prince, outlining the fundamentals of statecraft, the importance of cultivating moral aides, the necessity of accepting constructive counsel, and the mechanics of maintaining authority.

The subsequent sections function as a pragmatic survival guide for state officials and the secretarial class (kuttab). It provides direct advice on navigating the volatile environment of the caliphal court, managing relations with rulers, and avoiding political pitfalls. The text places significant emphasis on interpersonal dynamics among peers, advocating for the cultivation of permanent friendships grounded in fidelity and loyalty.

Stylistically, al-Adab al-kabīr represents a pivotal transition in early Arabic prose. It integrates the structural parallelism found in early Islamic oratory (khutbah) with thematic elements of historical administrative traditions, establishing a benchmark for secular didactic literature in the early Abbasid era.

The Risāla fī al-Ṣaḥāba (Letter on the Entourage) is a political memorandum addressed to the second Abbasid caliph, Al-Mansur. Modern historians analyze the text as a foundational document in early Islamic administrative thought, offering practical strategies for consolidating caliphal authority following the Abbasid revolution.Zaman, Muhammad Qasim (1997). Religion and Politics Under the Early 'Abbasids. Brill. pp. 82–84. The treatise addresses systemic administrative challenges, proposing specific reforms for military logistics, the taxation system (kharaj), and the careful selection of state officials.