Which preposition to use with seminarists

in Occurrences 1%

It reminds me of the seminarists in Rome, who have to use Latin for everything.

to Occurrences 1%

In these days of penury he was saved by his friendship with an old legitimist Countess, who invited him to spend several days in her country house, introducing the warlike seminarist to all the grave and pious friends at her assemblies as though he had been a crusader newly returned from Palestine.

Which preposition to use with  seminarists