Translations for cassock in French

Here are paragraphs from public domain books translated:

"He only waits for one thing to determine him to resume his cassock, which hangs behind his uniform," said another Musketeer.	— Il n’attend qu’une chose pour se décider tout-à-fait et pour reprendre sa soutane, qui est pendue derrière son uniforme, reprit un mousquetaire.
The Three Musketeers, by Alexandre Dumas	Les Trois Mousquetaires, de Alexandre Dumas