The correct option is Thucydides.
The very first pandemic in recorded history was described by Greek historian Thucydides in 430 BC , during what is termed as the Peloponnesian war, fought between Athens and Sparta.
He told of a great pestilence that wiped out 30,000 of the citizens of Athens, that is to say approximately one to two thirds of all the Athenians died.
Until today, the disease that decimated ancient Athens leaving many survivors maimed has yet to be identified