五分比丘尼戒本 1.91

1.91

「若比丘尼，數數食，除因緣，波逸提。因緣者，病時、作衣時、施衣時，是名因緣。（二十）

If a bhikṣuṇī eats repeated meals, except on proper occasions: it is a pāyattika. The proper occasions are: a time of illness, a time of making robes, and a time of robe-giving—these are called the proper occasions. (Twenty)