574 kim atra prasajyate? satsu bhavatīti/ sambhavo nāmāvinābhāvino 'rthasya sattāgrahaṇād anyasya sattāgrahaṇam/ yathā droṇasya sattāgrahaṇād āḍhakasya sattāgrahaṇam, āḍakasya sattāgrahaṇāt prasthasyeti/ abhāvo virodhy abhūtaṃ bhūtasya, avidyamānaṃ varṣakarma vidyamānasya vāyvabhrasaṃyogasya pratipādakam, vidhārake hi vāyvabhrasaṃyoge gurutvād apāṃ patanakarma na bhavatīti//1//

Adhyāya 2, Āhnika 2, Sūtra 2