Akshamsaddin


Akshamsaddin , was an influential Ottoman religious scholar, poet, and mystic saint. He was an influential tutor and adviser to Emperor Mehmed the Conqueror. After completing his work with his master Shaykh Haji Bayram Wali, he founded the Shamsiyya-Bayramiyya Sufi order. He discovered the lost grave of Abu Ayyub al-Ansari in Constantinople preceding the Siege of Constantinople.
In addition to his fame in religious sciences and Tasawwuf, Akshemsaddin was popular in the fields of medicine and pharmacology. There is not much reference to how he acquired this knowledge, but the Orientalist Elias John Wilkinson Gibb notes in his work History of Ottoman Poetry that Akshamsaddin learned from Haji Bayram Wali during his years with him. Akshamsaddin was also knowledgeable in the treatment of psychological and spiritual disorders. Akshamsaddin mentioned the microbe in his work Maddat ul-Hayat about two centuries prior to Antonie Van Leeuwenhoek's discovery through experimentation:

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