Which preposition to use with mandataries

by Occurrences 1%

Caste rules in Centralia, and Elmer Smith was violating its most sacred mandataries by giving the "working trash" the benefit of his talents instead of people really worth while.

of Occurrences 1%

For this kind of authority the legists have even invented a special name: "shaukah," which means actual influence, the authority which has spontaneously arisen in default of a chief who in one form or another can be considered as a mandatary of the Khalifate.

Which preposition to use with  mandataries