Which preposition to use with brattling

down Occurrences 1%

It opened upon the river just where a small brook comes brattling down the bank, along the base of a hill of some magnitude that yet retains the stately name of Mount Ararat.

of Occurrences 1%

He was remarkable for always jerking up his breeches when he gave out his orders, and his voice sounded not unlike the brattling of a tin trumpetowing to the number of hard northwesters which he had swallowed in the course of his seafaring.

Which preposition to use with  brattling