ཤེས་རབ་ཀྱི་ཕ་རོལད་ཏུ་ཕྱིནད་པ་སྟོང་ཕྲག་བརྒྱ་པ་ལས། ལེའུ་བཅུ་བདུན་ནོ།། །།
Chapter 18 Then the Blessed One said to Śakra, mighty lord of the gods, “Kauśika, when any sons or daughters of good families who take up, uphold, recite, master, chant by heart, and focus their attention correctly on this profound perfection of wisdom are present in a place of conflict, in the frontline of battle, if those sons or daughters of good families have gone there and are present there having chanted this profound perfection of wisdom by heart, then those sons or daughters of good families will not be defeated.
Light, Reality, Assembly