大般涅槃經義記 5.272

5.272

就自知中，先問，次辯，後總結之。辯中十句，前五知己五品善根，後五知己三業所作。「來去」身業；「正念善行」是其意業，正念離惡，善行修善；「問答」口業。

Within "knowing oneself," it first questions, next analyzes, and finally concludes overall. In the analysis there are ten phrases: the first five concern knowing one's own five categories of wholesome roots, and the latter five concern knowing what is done by one's own three karmas. "Coming and going" is bodily karma; "correct mindfulness and wholesome practice" is mental karma—correct mindfulness departs from evil, and wholesome practice cultivates goodness; "questioning and answering" is vocal karma.