BhG 15.19

syntax

he bhārata (O descendant of Bhārata!),
yaḥ asammūḍhaḥ (he who is unbewildered) mām puruṣottamam (me as the best among men) evam (thus) jānāti (he knows),
saḥ sarva-vit (he, knower of all) sarva-bhāvena (with all his heart) mām (me) bhajati (he worships).

grammar

yaḥ	–	yat sn. 1n.1 m. – he who;
mām	–	asmat sn. 2n.1 – me;
evam	–	av. – thus;
asaṁmūḍhaḥ	–	a-saṁ-mūḍha (sam-√muh – to become confused, bewildered, stupefied) PP 1n.1 m. – not bewildered;
jānāti	–	√jñā (to know) Praes. P 1v.1 – he knows;
puruṣottamam	–	puruṣa-uttama 2n.1 m.; TP: puruṣāṇām uttamam iti – the best among men (from: √pur – to precede, to lead or √pṝ – to fill, to nourish, puru – abundance, pūru – people; ut-tama – uppermost, highest, superlative of: ud – upwards, above);
saḥ	–	tat sn. 1n.1 m. – he;
sarva-vit	–	sarva-vit 1n.1 m.; yaḥ sarvaṁ vetti saḥ – who knows everything (from: sarva – all, whole; √vid – to know, to understand, -vit – suffix: who knows);
bhajati	–	√bhaj (to share, to love, to rejoice, to worship) Praes. P 1v.1 – he worships;
mām	–	asmat sn. 2n.1 – me;
sarva-bhāvena	–	sarva-bhāva 6n.3 m.; sarvena bhāveneti – with all his nature, with all his emotions, with all his heart (from: sarva – all, whole; √bhū – to be, bhāva – state, existence, nature, emotions);
bhārata	–	bhārata 8n.1 m. – O descendant of Bhārata;

textual variants

The third pada of verse 15.19 is the same as the second pada of verse BhG 18.62;

Śāṃkara

athedānīṃ yathā-niruktam ātmānaṃ yo veda, tasyedaṃ phalam ucyate—
yo mām īśvaraṃ yathokta-viśeṣaṇam evaṃ yathoktena prakāreṇa asaṃmūḍhaḥ saṃmoha-varjitaḥ san jānāty ayam aham asmīti puruṣottamaṃ, sa sarva-vit sarvātmanā sarvaṃ vettīti sarvajñaḥ sarva-bhūta-sthaṃ bhajati māṃ sarva-bhāvena sarvātmatayā he bhārata

Rāmānuja

ya evam uktena prakāreṇa puruṣottamaṃ mām asaṃmūḍho jānāti kṣarākṣarapuruṣābhyām, avyayasvabhāvatayā vyāpanabharaṇāiśvaryādiyogena ca visajātīyaṃ jānāti, sa sarvavin matprāptyupāyatayā yad veditavyaṃ tat sarvaṃ veda; bhajati māṃ sarvabhāvena ye ca matprāptyupāyatayā madbhajanaprakārā nirdiṣṭāḥ taiś ca sarvair bhajanaprakārair māṃ bhajate / sarvair madviṣayair vedanair mama yā prītiḥ, yā ca mama sarvair madviṣayair bhajanaiḥ, ubhayavidhā sā prītir anena vedanena mama jāyate // ity etat puruṣottamatvavedanaṃ pūjayati

Śrīdhara

evambhūteśvarasya jñātuḥ phalam āha ya iti | evam ukta-prakāreṇāsammūḍho niścita-matiḥ san yo māṃ puruṣottamaṃ jānāti sa sarva-bhāvena sarva-prakāreṇa mām eva bhajati | tataś ca sarvavit sarvajño bhavati

Madhusūdana

evaṃ nāma-nirvacana-jñāne phalam āha yo mām iti | yo mām īśvaram evaṃ yathokta-nāma-nirvacanenāsaṃmūḍho manuṣya evāyaṃ kaścit kṛṣṇa iti saṃmoha-varjito jānāty ayam īśvara eveti puruṣottamaṃ prāg vyākhyātaṃ sa māṃ bhajati sevate sarvavin māṃ sarvātmānaṃ vettīti sa eva sarvajñaḥ sarva-bhāvena prema-lakṣaṇena bhakti-yogena he bhārata | ato yad uktam –
māṃ ca yo ‚vyabhicāreṇa bhakti-yogena sevate |
sa guṇān samatītyaitān brahma-bhūyāya kalpate || [Gītā 14.26] iti tad upapannam |
yathoktaṃ brahmaṇo hi pratiṣṭhāham iti tad apy upapannataram |
cid-ānandākāraṃ jalada-ruci-sāraṃ śruti-girāṃ
vraja-strīṇāṃ hāraṃ bhava-jaladhi-pāraṃ kṛta-dhiyām |
vihantuṃ bhūbhāraṃ vidadhad-avatāraṃ muhur aho
tato vāraṃ vāraṃ bhajata kuśalārambha-kṛtinaḥ ||

Viśvanātha

nanv etasmiṃs tvayā vyavasthāpite ‚py arthe vādino vivadanta eva, tatra vivadantāṃ te man-māyā-mohitāḥ sādhus tu na muhyatīty āha yo mām iti | asammūḍho vādināṃ vādiar aprāpta-saṃmohaḥ | sa eva sarvavid anadhīta-śāstre ‚pi sa sarva-śāstrārtha-tattva-jñaḥ | tad-anyaḥ kilādhītādhyāśita-sarva-śāstre ‚pi saṃmūḍhaḥ samyaṅ-mūrkha eveti bhāvaḥ | tathā ya evaṃ jānāti sa eva māṃ sarvato-bhāvena bhajati | tad anye bhajann api na māṃ bhajatīty arthaḥ

Baladeva

tātparya-dyotanāya puruṣottamatva-vettuḥ phalam āha yo mām iti | evaṃ mad-ukta-niruktyā na tv aśva-karṇādivat saṃjñā-mātratvena | yo māṃ puruṣottamaṃ jānāty asaṃmūḍhaḥ | prokte puruṣottamatve saṃśaya-śūnyaḥ san, sa śloka-trayasyaivārthaṃ jānan sarva-vit | nikhilasya vedasya tatraiva tātparyāt | puruṣottamatvajño māṃ sarva-bhāvena sarva-prakāreṇa bhajaty upāste | sarva-vedārtha-vettari sarva-bhakty-aṅgānuṣṭhātari ca yo me prasādaḥ sa tasmin bhaved iti me puruṣottamatve sandihānas tv adhīta-sarva-vedo ‚py ajñaḥ | sarvathā bhajann apy abhakta iti bhāvaḥ