Aṣṭāṅgahṛdayasaṃhitā

yo durvānto durvirikto+athavā syāt kuṣṭhī doṣairuddhatairvyāpyate+asau||97||
niḥsandehaṃ yātyasādhyatvamevaṃ tasmāt kṛtsnānnirharedasya doṣān||97||