Which preposition to use with cingalese

as Occurrences 1%

In my Sketches of Travel, I compared the decrease of the coffee produced in Java under the forced system of cultivation with the increase of that voluntarily grown in Ceylon, and gave the Javanese produce for 1858 as sixty-seven thousand tons, and the Cingalese as thirty-five thousand tons.

in Occurrences 1%

The chesnut tree is a glorious plant for an indolent people, since it furnishes food without labour, as the Xaca or Jack fruit tree does to the Cingalese in Ceylon.

Which preposition to use with  cingalese