The Great Epic of the Bhārata dynasty 1.90.27

1.90.27

tapasā vidyayā veti tapo vidyayoḥ kataradāvṛttiśūnyasthānaṃ prāpakamiti pṛṣṭe tapasastatrārādupakārakatvamuktvā vidyāyāḥ sākṣādeva tatprāpakatvamāha | ye ceti | manīṣiṇo manonigrahaśīlasya pramātuḥ āśrayaṃ svādhyāsādhiṣṭhānam | purāṇaṃ purāpi navam | kūṭasthakāryakāraṇavadvikāri na bhavatītyarthaḥ | mānasasya mārgaḥ parākprāvaṇyaṃ tena ruddhamāvṛttaṃ yadvastu ye vidvāṃso vedayante vidanti | svārthe ṇic | tamevaikaṃ jānatha ātmānaṃ na cedavedīmarhatīvinaṣṭiḥ | niṣkalaṃ niṣkriyaṃ śāntamityādyāgamenānumānānubhavābhyāṃ ca jānanti | tadvastu vo yuṣmākaṃ śreyaḥ yasmātte brahmaṇā saṃyogametya aikyaṃ prāpya parāṃ śāntiṃ kaivalyaṃ prāpnuyuste iha jīvatyeva dehe | pretya dehābhimānādyutthāya | tathā ca śrutiḥ | 'śarīrātsamutthāya paraṃ jyotirupasampadya svena rūpeṇābhiniṣpadyate' iti ||