大方廣圓覺修多羅了義經略疏 2.353

2.353

If those assemblies of appropriate capacity hear this expedient, have no doubt in mind, clearly comprehend and realize it, receive and maintain it, then they smoothly unite with the Path. This is also like the Diamond Sūtra's 'not alarmed, not terrified, not fearful—this is extremely rare,' and so forth.