Which preposition to use with myre

in Occurrences 1%

" Witty Tom Nash was right enough when he called this kind of stuff, "that drunken, staggering kinde of verse which is all vp hill and downe hill, like the waye betwixt Stamford and Becchfeeld, and goes like a horse plunging through the myre in the deep of winter, now soust up to the saddle, and straight aloft on his tiptoes."

Which preposition to use with  myre