ཚ་དཔག་མད་ཀྱ་ཡང་སྙང་པ notes.4

notes.4

4. Here, as in the main mantra, the Sanskrit rule of euphonic combination of final and initial vowels is ignored: one would have expected Vajrāyuṣa. The name appears in the Buddhist Hybrid Sanskrit vocative with the -e ending, which is common in mantras, although in classical Sanskrit this vocative ending was used for the female nouns only.