402 udāharaṇasādharmyāt sādhyasādhanaṃ hetur ity asyodāharaṇavaidharmyeṇa pratyavasthānam, udāharaṇavaidharmyāt sādhyasādhanaṃ hetur ity asyodāharaṇasādharmyeṇa pratyavasthānam, pratyanīkabhāvāt/ jāyamāno 'rtho jātir iti//

Adhyāya 1, Āhnika 2, Sūtra 19