四分律行事鈔資持記 1.517

1.517

唱相，離過，敘由中，初舉空有兩處，時所多行。先下誡須預知，不容罔冐。

In proclaiming the characteristics, leaving faults behind, and narrating the origins: first it brings up the two places, empty and occupied, which are mostly practiced in current times. From "First…" downward admonishes that one must know them beforehand and not allow for deception or blindness.