al-iksir (English spelling)

…He stayed in his father's hometown of Kufa for a long time, but was invited by the Abbasid caliph Harun al-Rashid to go to Baghdad, where he became a physician to the court and gained the favor of the Barmak family. During that time, he immediately cured the illness of Yahya's favorite concubine with an elixir (called elixir in the Latin world and usually compared to the philosopher's stone), which is said to have earned him great trust. With the fall of the Barmak family, he lost favor with the court, but continued to be active until the time of Ma'mun. …

*Some of the terminology explanations that mention "al-iksir" are listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…長く父の故郷クーファにとどまっていたが，アッバース朝のカリフ，ハールーン･アッラシードに招かれてバグダードに赴き，その宮廷付きの医師となり，バルマク家の知遇も得た。その間，この家のヤフヤーの寵姫の病気を秘薬〈イクシールal‐iksīr〉(ラテン世界ではエリクシルelixirと呼ばれ，通常〈賢者の石〉に比せられる)で直ちに治し，大いに信用を博したといわれる。バルマク家の没落とともに宮廷の寵を失ったが，マームーンの時まで活躍した。…

※「al-iksīr」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報