Abu Shama (1) said: He was a descendant of Ṭāhir ibn al-Ḥusayn, the emir.
He went on: He was generous and courageous. He held sway over the lands stretching from Sind and India and Transoxiana through Khurasan all the way to Baghdad; his deputies were posted in Hulwan, and his army numbered one hundred thousand. One of his mamluks routed the Caliph’s forces, and he himself brought down the Seljuq state. He was an accomplished player of the ʿūd (2). A Batinī conspirator tried to assassinate him; he trembled, seized the man, interrogated him until he confessed, and then executed him. He personally took part in battle and lost an eye to an arrow (3).
He resolved to march on Baghdad, but when he reached Dahistan he died. His son Muḥammad succeeded him and assumed his father’s honorific, ʿAlāʾ al-Dīn.
Ibn al-Buzūrī (4) told us: Taksh possessed refined manners and familiarity with the school of Abū Ḥanīfa. He built a madrasa in Khwarazm and produced celebrated maqāmāt. He fought Ṭughril and killed him. Later a dispute arose between him and the vizier Ibn al-Qaṣṣāb: the chancery had sent him a robe of honour, which he returned; he then regretted this and apologised, and when another robe was sent he wore it.
He died in Ramadan of the year 596 AH at Shahr Satāna, and his son Muḥammad conveyed his body,