trayam antaraṅgaṃ pūrvebhyaḥ //3.7//

kasmāt punar yogāṅgatvāviśeṣe+api saṃyamasya tatra tatra viniyogo nerareṣāṃ pañcānām ity ata āha --- trayam antaraṅgaṃ pūrvebhyaḥ/ tad idaṃ sādhanatrayaṃ sādhyasamānaviṣayatvenāntaraṅgaṃ na tv evaṃ yamādayas tasmāt te bahiraṅgā ity arthaḥ //3.7// 121