Which preposition to use with eavesdroppers

about Occurrences 2%

Commonly they met in the early dawn, but once they met there in the afternoon, and found presently a multitude of peering eavesdroppers about them, cyclists, pedestrians, peeping from the bushes, rustling (as sparrows will rustle about one in the London parks) amidst the dead leaves in the woods behind, gliding down the lake in boats towards a point of view, trying to get nearer to them and hear.

to Occurrences 2%

Here, of all conceivable places, he was in danger of becoming eavesdropper to a conversation which was evidently very personal.

at Occurrences 1%

The past events at Glenarm swept through my mind in kinetoscopic flashes, but the girl in gray talking to Arthur Pickering and his friends at the Annandale station, the girl in gray who had been an eavesdropper at the chapel,—the girl in gray with the eyes of blue!

Behind Occurrences 1%

The godless world Be thanked there is no God to spy on me, Catch me and crown me with a vulgar crown For what I do: if I should once believe The horror of that ancient Eavesdropper Behind the starry arras of the skies, I shouldwell, well, enough of menaces should not do the thing I come to do.

for Occurrences 1%

He had not played the eavesdropper for any selfish purpose or through a sense of personal apprehension.

on Occurrences 1%

Now, Merriwell did not believe in playing the eavesdropper on any one, but he fancied Harry saw something he wished to show him, so he went forward lightly, placed another chair, got upon it, and looked over the screen.

Which preposition to use with  eavesdroppers