While many works are attributed to him by sources contemporary with or later than Abū Yūsuf al-Nīshāpūrī, and in particular that of his friend, the writer and belletrist al-Bākharzī (980/2; see also al-Qifṭī, 51/4; al-Yamānī, 384), none of them mentions the Kitāb al-Bulgha and ʿImād al-Dīn al-Kātib al-Iṣfahānī (519–597/1125–1201) is the first person to name him as its author (84/2). Ibn Shākir al-Kutubī (686–764/1288–1363), following in al-Iṣfahānī’s footsteps, also attributes this work to him (334/4), and then this attribution found it…