Which preposition to use with lappings

of Occurrences 38%

During the greater portion of the year, however, not a single water sound will you hear either at head or foot of the lake, not oven the whispered lappings of ripple-waves along the shore; for the winds are fenced out.

on Occurrences 1%

Now its gentle lapping on the stones mingled with the subdued murmur of our talk.

Which preposition to use with  lappings