金剛般若經旨贊 2.59

2.59

經。如來至不異語者　贊曰。此令信受也。即斷第九道非作因疑。令信此經。依而行忍。前令作依經修供養行當成福果。持說經時應離懈怠及須忍苦。以是佛因應勤受持速成佛故。故說應無我法等相忍彼眾生相違苦等。而諸菩薩未離執心。不堪依經行忍行故。不欲信受離相違行。返疑此經非為佛因。若證果中有言說道可說此經為佛正因。令我忍苦而持行之。既證果時。離言說道。云何令我忍受勤苦而為持說非因經耶。今為令知經。是佛因斷彼疑心令修忍行故。說四語令其信受。論依此義而說頌云。

Sūtra: “The Tathāgata … one who does not speak differently.” Commentary: This is causing them to believe and accept. That is, it resolves the ninth doubt, which is the doubt that the path is not a producing cause, causing them to have faith in this sūtra and practice forbearance in accordance with it. Previously, [the sūtra] enjoined cultivating the practice of offerings based on the sūtra to achieve the fruit of merit, and that when upholding and expounding the sūtra, one should abandon indolence and must endure suffering. Because this is the cause of buddhahood, one should diligently receive and uphold it to quickly achieve buddhahood; therefore, it said that one should lack the marks of self, phenomena, and the like, and endure the suffering of the adversity of sentient beings and so forth. Yet bodhisattvas have not yet abandoned their grasping minds and cannot bear to practice forbearance according to the sūtra; thus, not wishing to believe and accept the practice of transcending adversity, they instead doubt that this sūtra is a cause of buddhahood. [They think:] “If within the realized fruit there is a path of verbal discourse, one could say that this sūtra is the true cause of buddhahood, causing me to endure suffering to uphold and practice it. But since at the time of realizing the fruit one is free from the path of verbal discourse, why make me endure hardship to uphold and expound a sūtra that is not a cause?” Now, to make them know that the sūtra is the cause of buddhahood, severing their doubting mind and causing them to cultivate the practice of forbearance, [the Buddha] speaks four kinds of utterances to make them believe and accept. Based on this meaning, the treatise gives a verse, saying: