Ashtangasamgraha 19.68

Śaśilekhā 19.68

viṣādvayamativiṣā prativiṣā ca | gugguluḥ sparśe picchilaḥ abhyavahārāttu srotovaiśadyakṛt | tathā svādurasatvādiyuktaḥ saṃsano 'nulomanaḥ |