Al-Balādhurī (d. 892) explains the Arabization of the Umayyad dīwān with an anecdote about a Greek scribe who urinated in the inkpot. In response, we are told, ʿAbd al-Malik dismissed Greek scribes from their posts and changed the language of the administration to Arabic. This is a concise, entertaining explanation for linguistic change in the Near East. Nevertheless, al-Balādhurī’s explanation falls somewhat short of scholarly expectations. The process of Arabization was not merely the purview of the caliph and his scribes, but rather a broad social phenomenon, as merchants, scholars, soldiers, and administrators alike turned to Arabic as a lingua franca. Muslims used Arabic, the language of the Qurʾān, to compose religious texts, record b...