Which preposition to use with supplicant

at Occurrences 2%

He raised her from the ground with assurances of favor; he found his passion increase every moment by the conversation of the amiable object; and he was soon reduced, in his turn, to the posture and style of a supplicant at the feet of Elizabeth.

for Occurrences 2%

The atmosphere of the place brought back all the old feelings, and he was young again, a nervous supplicant for money, which was likely to be refused to him.

by Occurrences 1%

As the latter was ignorant of her intention, however, she could do no more than encourage the supplicant by such an expression of sympathy as woman rarely refuses to her sex, in any trial that involves their peculiar and distinctive feelings.

of Occurrences 1%

Pray be so kind, and receive the grateful thanks of your humble supplicant of Shenandoah County, Va."]

Which preposition to use with  supplicant