The Further Adventures of Robinson Crusoe by Daniel Defoe Chapter 14 Page 25

The city of Naum, which we were approaching, is a frontier of the Chinese empire, and is fortified in their fashion. We wanted, as I have said, above two days’ journey of this city when messengers were sent express to every part of the road to tell all travellers and caravans to halt till they had a guard sent for them; for that an unusual body of Tartars, making ten thousand in all, had appeared in the way, about thirty miles beyond the city.

This was very bad news to travellers: however, it was carefully done of the governor, and we were very glad to hear we should have a guard.

Accordingly, two days after, we had two hundred soldiers sent us from a garrison of the Chinese on our left, and three hundred more from the city of Naum, and with these we advanced boldly.