Have you read the book “the Golden Road : how ancient India transformed the world “ by William dalrymole?
It has all this noted
Thx, will check it out.
https://search.brave.com/search?q=the+golden+road+%3A+how+ancient+india+transformed+the+world+by+william+dalrymple&summary=1
https://www.thriftbooks.com/a/william-dalrymple/221495/