Which preposition to use with sittin

on Occurrences 2%

"Angle's dead against Brownwon't let you have John Thomasput him down cellar soon as he saw yer lights; Angie's woman is sittin on the door knittin'she's wors'n himdon't let on I give it awayI don't want no words with her!Yes, it's grand weather for threshin'; won't you come on away in?

by Occurrences 1%

Well, one or two nights before the young man was took, I come upstairs while Mr. Brass and Miss Sally was a-sittin by the office fire and talking softly together.

in Occurrences 1%

I was sittin in the gallery of the ole brick Methodist church.

Which preposition to use with  sittin