BhG 6.8

syntax

jñāna-vijñāna-tṛptātmā (whose self is satisfied with knowledge and wisdom) kūṭa-sthaḥ (who is situated on top) vijitendriyaḥ (who conquered the senses) sama-loṣṭāśma-kāñcanaḥ (for whom earth, stone and gold are the same)
[sa] (he) yogī (a yogī) yuktaḥ iti (engaged) ucyate (is called).

grammar

jñāna-vijñāna-tṛptātmā	–	jñāna-vijñāna-tṛpta-ātman 1n.1 m.; BV: yasyātmā jñānena vijñānena ca tṛpto ‘sti saḥ – whose self is satisfied with knowledge and wisdom (from: √jñā – to know, to understand, jñāna – knowledge, wisdom, intelligence; vi-jñāna – comprehension, understanding, wisdom; √tṛp – to be satisfied, PP tṛpta – satisfied; ātman – self);
kūṭa-sthaḥ	–	kūṭa-stha 1n.1 m.; yaḥ kūṭe tiṣṭhati saḥ – who is situated on top (from: kūṭa – summit, peak, heap; √sthā – to stand, stha – suffix: being in);
vijitendriyaḥ	–	vijita-indriya 1n.1 m.; BV: yenendriyāṇi vijitāni santi saḥ – whose sense are conquered (from: vi-√ji – to conquer, PP vi-jita – conquered; √ind – to be powerful; indriya – the senses);
yuktaḥ	–	yukta (√yuj – to yoke, to join, to engage) PP 1n.1 m. – yoked, endowed with, engaged, suitable;
iti	–	av. – thus (used to close the quotation);
ucyate	–	√vac (to speak) Praes. pass. 1v.1 – he is said;
yogī	–	yogin 1n.1 m. – a yogī, engaged (√yuj – to yoke, to join, to engage, yoga – yoga, yoking, application, a means, one of the schools of Hindu philosophy);
sama-loṣṭāśma-kāñcanaḥ	–	sama-loṣṭa-aśma-kāñcana 1n.1 m.; DV / BV: yasya loṣṭaṁ ca aśmaṁ ca kāñcanaṁ ca samāni santi saḥ – one for whom earth, stone and gold are the same (from: sama – the same, equal, equivalent; √lū – to cut, to gather, loṣṭa – a lump of earth; aśma – stone; kāñcana – gold, wealth);

textual variants

The fourth pada of verse 6.8 is the same as the second pada of verse BhG 14.24.

Śāṃkara

jñāna-vijñāna-tṛptātmā jñānaṃ śāstrokta-padārthānāṃ parijñānam, vijñānaṃ tu śāstrato jñātānāṃ tathaiva svānubhava-karaṇam, tābhyāṃ jñāna-vijñānābhyāṃ tṛptaḥ saṃjātālaṃ-pratyayaḥ ātmāntaḥ-karaṇaṃ yasya sa jñāna-vijñāna-tṛptātmā, kūṭāstho’prakampyaḥ, bhavatīty arthaḥ | vijitendriyaś ca | ya īdṛśaḥ, yuktaḥ samāhita iti sa ucyate kathyate | sa yogī sama-loṣṭāśma-kāñcanaḥ loṣṭāśma-kāñcanāni samāni yasya saḥ sama-loṣṭāśma-kāñcanaḥ

Rāmānuja

jñānavijñānatṛptātmā ātmasvarūpaviṣayeṇa jñānena, tasya ca prakṛtivisajātīyākāraviṣayeṇa jñānena ca tṛptamanāḥ kūṭasthaḥ devādyavasthāsv anuvartamānasarvasādhāraṇajñānaikākārātmani sthitaḥ, tata eva vijitendriyaḥ, samaloṣṭāśmakāñcanaḥ prakṛtiviviktasvarūpaniṣṭhatayā prākṛtavastuviśeṣeṣu bhogyatvābhāvāl loṣṭāśmakāñcaneṣu samaprayojanaḥ yaḥ karmayogī, sa yukta ity ucyate ātmāvalokanarūpayogābhyāsārha ity ucyate

Śrīdhara

yogārūḍhasya lakṣaṇaṃ śraiṣṭhyaṃ coktam upapādya upasaṃharati jñāneti | jñānam aupadeśikaṃ vijñānam aparokṣānubhavaḥ tābhyāṃ tṛpto nirākāṅkṣa ātmā cittaṃ yasya | ataḥ kūṭastho nirvikāraḥ | ataeva vijitānīndriyāṇi yena | ataeva samāni loṣṭādīni yasya | mṛt-piṇḍa-pāṣāṇa-suvarṇeṣu heyopādeya-buddhi-śūnyaḥ | sa yukto yogārūḍha ity ucyate

Madhusūdana

kiṃ ca jñāneti | jñānaṃ śāstroktānāṃ padārthānām aupadeśikaṃ jñānaṃ vijñānaṃ tad-aprāmāṇya-śaṅkā-nirākaraṇa-phalena vicāreṇa tathaiva teṣāṃ svānubhavenāparokṣīkaraṇaṃ tābhyāḥ tṛptaḥ saṃjātālaṃ-pratyaya ātmā cittaṃ yasya sa tathā | kūṭāstho viṣaya-saṃnidhāv api vikāra-śūnyaḥ | ataeva vijitāni rāga-dveṣa-pūrvakād viṣaya-grahaṇādvayāvartitānīndriyāṇi yena saḥ | ataeva heyopādeya-buddhi-śūnyatvena samāni mṛt-piṇḍa-pāṣāṇa-kāñcanāni yasya saḥ | yogī paramahaṃsa-parivrājakaḥ para-vairāgya-yukto yogārūḍha ity ucyate

Viśvanātha

jñānam aupadeśikaṃ vijñānam aparokṣānubhavas tābhyāṃ tṛpto nirākāṅkṣa ātmā cittaṃ yasya saḥ | kūṭastha ekenaiva svabhāvena sarva-kālaṃ vyāpya sthitaḥ sarva-vastuṣv anāsaktatvāt | samāni loṣṭādīni yasya saḥ | loṣṭaṃ mṛt-piṇḍaḥ

Baladeva

jñāneti | jñānam śāstrajaṃ vijñānam viviktātmānubhavas tābhyāṃ tṛptātmā pūrṇa-manāḥ | kūṭastha eka-svabhāvatayā sarva-kālaṃ sthitaḥ | ato vijitendriyaḥ prakṛti-viviktātma-mātra-niṣṭhatvāt | prākṛteṣu loṣṭrādiṣu | loṣṭaṃ mṛt-piṇḍaḥ | īdṛśo yogī niṣkāma-karmī yukta ātma-darśana-rūpa-yogābhyāsa-yogya ucyate