Which preposition to use with roisterers

of Occurrences 3%

He now suspected that the grave roisterers of the mountain had put a trick upon him, and, having dosed him with liquor, had robbed him of his gun.

at Occurrences 2%

The roisterers at Daphne will invent such scandalous tales of us tonight as will pursue us for a lustrum, and yet there isn't a chance in a thousand that we shall even enjoy ourselves!"

Which preposition to use with  roisterers