Shaka(Gautama Buddha), also known as Sakyamuni or Shakyamuni (“sage of the Shakyas”), is the key figure in Buddhism, and accounts of his life, discourses, and monastic rules were summarized after his death and memorized by the sangha. Passed down by oral tradition, the Tripitaka, the collection of discourses attributed to Gautama, was committed to writing about 400 years later.