"Hindus for example believe Buddha to be the 9th Avatar of Lord Vishnu. "
So as to deny Buddhism is a separate religion, and co-opt Buddha among various Hindu avatars. This is how Buddhism was decimated by Brahminism in India, co-opting Budhha as their own.
So as to deny Buddhism is a separate religion, and co-opt Buddha among various Hindu avatars. This is how Buddhism was decimated by Brahminism in India, co-opting Budhha as their own.