Which preposition to use with litigants

in Occurrences 3%

*** "Justices cannot guarantee results to litigants in advance," said the Willesden magistrate recently.

of Occurrences 2%

He would frequently, against his own interest, persuade a litigant of the injustice of his case, and induce him to throw it up.

by Occurrences 1%

"This tediousness of suits keeps the parties in disquiet and perturbation, rouses and perpetuates animosities, exhausts the litigants by expense, retards the progress of their fortune, and discourages strangers from settling.

for Occurrences 1%

She doth not wait for June; Before the world is green Her sturdy little countenance Against the wind is seen, Contending with the grass, Near kinsman to herself, For privilege of sod and sun, Sweet litigants for life.

Which preposition to use with  litigants