Nalanda Univ in India--5th century AD--stupa was built over remains of Shin Sariputra

the Buddha's "Right Hand" main disciple. The "Left Hand" was Shin Maugalyana--

see wikipedia, Buddha's life story.

https://getpocket.com/explore/item/nalanda-the-university-that-changed-the-world?utm_source=firefox-newtab-en-us