Sarnath: The first sermon of the Buddha, also known as the “Dhammacakkappavattana Sutta" was delivered at Sarnath, near Varanasi. This was a major event in the history of Buddhism, as it was a formal setting out of his teachings.
Bodh Gaya: Bodh Gaya is where Buddha attained enlightenment, but this was not the place where he delivered the first sermon.
Amravati: Amravati is a significant Buddhist site in Andhra Pradesh, but not related to Buddha's first sermon.
Sanchi: Sanchi is an important Buddhist site known for its stupas and other structures, but is not where Buddha delivered his first sermon.