Ca, Vim., 5, 6.1 tatra prāṇavahānāṃ srotasāṃ hṛdayaṃ mūlaṃ mahāsrotaśca praduṣṭānāṃ tu khalveṣāmidaṃ viśeṣavijñānaṃ bhavati tadyathā atisṛṣṭam atibaddhaṃ kupitamalpālpamabhīkṣṇaṃ vā saśabdaśūlam ucchvasantaṃ dṛṣṭvā prāṇavahānyasya srotāṃsi praduṣṭānīti vidyāt /

Ca, Vim., 5, 6.12 mūtravahānāṃ srotasāṃ bastirmūlaṃ vaṅkṣaṇau ca praduṣṭānāṃ tu khalveṣāmidaṃ viśeṣavijñānaṃ bhavati tadyathā atisṛṣṭam atibaddhaṃ prakupitam alpālpam abhīkṣṇaṃ vā bahalaṃ saśūlaṃ mūtrayantaṃ dṛṣṭvā mūtravahānyasya srotāṃsi praduṣṭānīti vidyāt /