Praudhamanorama 12_237

12_237

[On] "in-han...": [on] "of the penultimate": this restriction applies only to the penultimate lengthening. Therefore, in 'vṛtrahāyate', the lengthening by "akṛtsārvadhātukayoḥ" certainly occurs. Likewise, the lengthening that occurs by "anunāsikasya kvijhaloḥ" in 'vṛtrahaṇī' is also excluded by the restriction; the meaning is: because the restriction is understood with reference only to the lengthening of the penultimate.
He explains the rule "hanter atpūrvasya" by splitting the rule (yogavibhāga): "hanteḥ". In passing, he states an example of this: prahaṇyāt. He states the portion relevant to the present topic: