BhG 9.6

syntax

yathā (as) sarvatra-gaḥ (everywhere going) mahān (great) vāyuḥ (the wind) nityam (constantly) ākāśa-sthitaḥ (situated in the sky),
tathā (so) sarvāṇi bhūtāni (all creatures) mat-sthāni iti (in me situated) upadhāraya (you must consider).

grammar

yathā	–	av. – as (correlative of: tathā);
ākāśa-sthitaḥ	–	ākāśa-sthita 1n.1 m.; TP: ākāśe sthita iti – situated in the sky (from: ākāśa – space, ether, sky; √sthā – to stand, PP sthita – situated);
nityam	–	av. – constantly, eternally (from: nitya – continual, eternal);
vāyuḥ	–	vāyu 1n.1 m. – the wind (from: √vā – to blow);
sarvatra-gaḥ	–	sarvatra-ga 1n.1 m.; yaḥ sarvatra gacchati sa – which goes everywhere (from: sarva – all; av. – everywhere, in every case; indeclinable locative with an ending –tra; √gam – to go, -ga – suffix: moving, going);
mahān	–	mahant 1n.1 m. – great (from: √mah – to magnify);
tathā	–	av. – in that manner, so, in like manner;
sarvāṇi	–	sarva sn. 1n.3 n. – all;
bhūtāni	–	bhūta 1n.3 n. – creatures (from: √bhū – to be, PP bhūta – been, real, world);
mat-sthāni	–	mat-stha 1n.3 n.; mayi avasthitānīti – which are situated in me (from: mat – the basic form of a personal ponoun „I” singular used in compounds; √sthā – to stand, -stha – suffix: being in);
iti	–	av. – thus (used to close the quotation);
upadhāraya	–	upa-√dhṛ (to hold up) Imperat. caus. 2v.1 – you must consider;

textual variants

nityaṁ changes with vayuḥ;
upadhāraya → avadhāraya (you must consider);

… → verse, not found in critical edition, after verse 9.6:
evaṁ hi sarva-bhūteṣu carāmy anabhilakṣitaḥ
bhūta-prakṛtim āsthāya sahaiva ca vinaiva ca
Indeed when I, unperceived, establish the nature of beings
along with [them] and without [them], I wander in all beings.

Śāṃkara

yathoktena śloka-dvayenoktam arthaṃ dṛṣṭantenopapādayann āha—

yathā loke ākāśa-sthita ākāśe sthito nityaṃ sadā vāyuḥ sarvatra gacchatīti sarvatra-go mahān parimāṇataḥ, tathā ākāśavat sarva-gate mayy asaṃśleṣeṇaiva sthitānīty evam upadhāraya vijānīhi

Rāmānuja

sarvasyāsya svasaṅkalpāyattasthitipravṛttitve nidarśanam āha

yathā ākaśe anālambane mahān vayuḥ sthitaḥ sarvatra gacchati; sa tu vāyur nirālambano madāyattasthitir ity avaśyābhyupagamanīyaḥ evam eva sarvāṇi bhūtāni tair adṛṣṭe mayi sthitāni mayaiva dhṛtānīty upadhāraya / yathā+āhur vedavidaḥ, „meghodayaḥ sāgarasannivṛttir indor vibhāgaḥ sphuritāni vāyoḥ / vidyudvibhaṅgo gatir uṣṇaraśmer viṣṇor vicitrāḥ prabhavanti māyāḥ” iti viṣṇor ananyasādhāraṇāni mahāścaryāṇītyarthaḥ / śrutir api, „etasya vā akṣarasya praśāsane gārgi sūryācandramasau vidhṛtau tiṣṭhataḥ”, „bhīṣā+asmād vātaḥ pavate,bhīṣodeti sūryaḥ, bhīṣā+asmād agniś cendraś ca” ityādikā

Śrīdhara

asaṃśliṣṭayor apy ādhārādheya-bhāvaṃ dṛṣṭāntenāha yayeti | avakāśaṃ vināvasthānānupapatter nityam ākāśe sthito vāyuḥ sarvatra-go ‚pi mahān api nākāśena saṃśliṣyate | niravayavatvena saṃśleṣāyogāt | tathā sarvāṇi bhūtāni mayi sthitānīti jānīhi

Madhusūdana

asaṃśliṣṭayor apy ādhārādheya-bhāvaṃ dṛṣṭāntenāha yatheti | yathaivāsaṅga-svabhāva ākāśe sthito nityaṃ sarvadotpatti-sthiti-saṃhāra-kāleṣu vātīti vāyuḥ sarvadā calana-svabhāvaḥ | ataeva sarvatra gacchatīti sarvatra-gaḥ | mahān parimāṇataḥ | etādṛśo ‚pi na na kadāpy ākāśena saha saṃsṛjyate | tathaivāsaṅga-svabhāve mayi saṃśleṣam antareṇaiva sarvāṇi bhūtāny ākāśādīni mahānti sarvatragāni ca sthitāni nāpi sthitānīty upadhāraya vimṛśyāvadhāraya

Viśvanātha

asaṅge mayi bhūtāni sthitāny api na sthitāni, teṣv apy ahaṃ sthito ‚pi na sthita ity atra dṛṣṭāntam āha yatheti | yathaivāsaṅga-svabhāve ākāśe nityaṃ vātīti vāyuḥ sarvadā calana-svabhāvaḥ | ataeva sarvatra gacchatīti sarvatra-go mahān parimāṇataḥ yathā svākāśasya asaṅgatvāt tatra sthito ‚pi na sthitaḥ | ākāśo ‚pi vāyau sthito ‚pi na sthito ‚saṅgatvād eva tathaivāsaṅga-svabhāve mayi sarvāṇi bhūtāni ākāśādīni mahānti sarvatragāni sthitāni nāpi sthitānīty upadhāraya vimṛśya niścinu | nanu tarhi paśya me yogam aiśvaram iti bhagavad-uktaṃ yogaiśvaryasyātarkyatvaṃ kathaṃ siddham abhūt ? dṛṣṭānta-lābhāt | ucyate – ākāśasya jaḍatvā evāsaṅgatvam | cetanasya tv asaṅgatvaṃ jagad-adhiṣṭhānādhiṣṭhātṛtve parameśvaraṃ vinā nānyatrāstīty atarkyatvaṃ siddham eva | tad apy ākāśa-dṛṣṭānto loka-buddhi-praveśārtha eva jñeyaḥ

Baladeva

carācarāṇāṃ sarveṣāṃ bhūtānāṃ mat-saṅkalpāyattā sthitir vṛttiś cety atra dṛṣṭāntam āha yatheti | yathā nirālambe mahaty ākāśe nirālambo mahān vāyuḥ sthitaḥ sarvatra gacchati | tasya tasya ca nirālambatayā sthitir mat-saṅkalpād eva pravṛttiś cety antaryāmi-brāhmaṇāt yad bhīṣā vātaḥ pavate iti śruty-antarāc copadhārayeti, tathā sarvāṇi sthira-carāṇi bhūtāni mat-sthāni tair ansaṃtuṣṭe mayi sthitāni mayaiva saṅkalpa-mātreṇa dhṛtāni nityamitāni cety upadhāraya | anyathā ākāśādīni vibhraṃśerann iti