Kāśikāvṛtti zu Aṣṭādhyāyī, 1, 1, 37.1, 1.5 hyas śvas divā rātrau sāyam ciram manāk īṣat joṣam tūṣṇīm bahis āvis avas adhas samayā nikaṣā svayam mṛṣā naktam nañ hetau addhā iddhā sāmi ete 'pi hyasprabhṛtayo 'ntodāttāḥ paṭhyante /