金光明經文句記 1.51

1.51

二、「文如」下，立正。三藏教中文理相稱，以無常生滅之談稱無常生滅之理曰如，此理稱文曰是。

Second, from "The text is thus..." onward, establishing the correct. In the Tripiṭaka Teaching, text and principle correspond to each other: speaking of impermanence and arising and ceasing corresponds to the principle of impermanence and arising and ceasing, which is called 'thus'; this principle corresponds to the text, which is called 'right'.