BhG 17.28

syntax

he pārtha (O son of Pṛthā!),
aśraddhayā (without faith) yat (that which) hutam (offered in sacrifice) dattam (given in charity) tapaḥ (austerity) taptam (undergone) kṛtaṁ ca (and done) [asti] (it is),
[tat] asat iti (that non-existence) ucyate (it is called),
tat na iha (that not here) na ca pretya (and not after death) [phalati] (it gives fruit).

grammar

aśraddhayā	–	a-śraddhā 3n.1 f. – without faith (from: śrat – in compounds: faith; √dhā – to put [faith]; śraddhā – faith, confidence);
hutam	–	huta (from: √hu – to offer into fire) PP 1n.1 n. – offered in sacrifice;
dattam	–	datta (√dā – to give) PP 1n.1 n. – given;
tapaḥ	–	tapas 1n.1 n. – heat, austerity (from: √tap – to scorch);
taptam	–	√tap (to scorch) PP 1n.1 n. – undergone;
kṛtam	–	kṛta (√kṛ – to do) PP 1n.1 n. – done;
ca	–	av. – and;
yat	–	yat sn. 1n.1 n. – that which;
asat	–	a-sant (√as – to be) PPr 1n.1 n. – untrue, non-existing (from: sant – being, existing, true, the essence);
iti	–	av. – thus (used to close the quotation);
ucyate	–	√vac (to speak) Praes. pass. 1v.1 – it is said;
pārtha	–	pārtha 8n.1 m. – O son of Pṛthā (from: √pṛth – to extend, pṛthā – Kuntī, mother of the sons of Pāṇḍu);
na	–	av. – not;
ca	–	av. – and;
tat	–	tat sn. 1n.1 n. – that;
pretya	–	pra-√i (to go away, to die) absol. – having died, after death, in the next world (opposite to: iha – here);
na	–	av. – not;
iha	–	av. – here (often meaning: in this world);

textual variants

dattaṁ → dānaṁ (gift);
asad ity → asatīty (in non-existence);
ca tat → caitat (and this);

Śāṃkara

tatra ca sarvatra śraddhā-pradhānatayā sarvaṃ saṃpādyate yasmāt, tasmāt—
aśraddhayā hutaṃ havanaṃ kṛtam | aśraddhayā dattaṃ brāhmaṇebhyaḥ | aśraddhayā tapas taptam anuṣṭhitam | tathāśraddhayaiva kṛtaṃ yat stuti-namaskārādi, tat sarvam asad ity ucyate mat-prāpti-sādhana-mārga-bāhyatvāt pārtha | na ca tad bahulāyāsam api pretya phalāya no apīhārtham, sādhubhir ninditatvād iti

Rāmānuja

aśraddhayā kṛtaṃ śāstrīyam api homādikam asad ity ucyate / kutaḥ ? na ca tat pretya, no iha na mokṣāya, na sāṃsārikāya ca phalāyeti

Śrīdhara

idānīṃ sarva-karmasu śraddhayaiva praṛtty-artham aśraddhayā kṛtaṃ sarvaṃ nindati aśraddhayeti | aśraddhayā hutaṃ havanam | dattaṃ dānam | tapas taptaṃ nirvartitam | yac cānyad api kṛtaṃ karma | tat sarvam asad ity ucyate yatas tat pretya lokāntare na phalati viguṇatvāt | no iha na ca asmin loke phalati ayaśaskatvāt |

Madhusūdana

yady ālasyādinā śāstrīyaṃ vidhim utsṛjya śraddadhānatayaiva vṛddha-vyavahāra-mātreṇa yajña-tapo-dānādi kurvatāṃ pramādād vaiguṇyaṃ prāpta oṃ tat sad iti brahma-nirdeśena tat-parihāras tarhy aśraddadhānatayā śāstrīyaṃ vidhim utsṛjya kāma-kāreṇa yat kiṃcid yajñādi kurvatām asurāṇām api tenaiva vaiguṇya-parihāraḥ syād iti kṛtaṃ śraddhayā sāttvikatva-hetu-bhūtayety ata āha aśraddhayeti | aśraddhayā yad dhutaṃ havanaṃ kṛtam agnau dattaṃ yad brāhmaṇebhyo yat tapas taptaṃ yac cānyat karma kṛtaṃ stuti-namaskārādi tat sarvam aśraddhayā kṛtam asad asādhv ity ucyate | ata eva oṃ tat sad iti nirdeśena na tasya sādhu-bhāvaḥ śakyate kartuṃ sarvathā tad-ayogyatvāc chilāyā ivāṅkuraḥ |
tat kasmād asad ity ucyate śṛṇu he pārtha | co hetau | yasmāt tad-aśraddhākṛtaṃ na pretya para-loke phalati viguṇatvenāpūrvājanakatvāt | no iha nāpīha loke yaśaḥ sādhubhir ninditatvāt | ata aihikāmuṣmika-phala-vikalatvād aśraddhā-kṛtasya sāttvikyā śraddhayaiva sāttvikaṃ yajñādi kuryād antaḥ-karaṇa-śuddhaye | tādṛśasyaiva śraddhā-pūrvakasya sāttvikasya yajñāder daivād vaiguṇya-śaṅkāyāṃ brahmaṇo nāma-nirdeśena sādguṇyaṃ sampādanīyam iti paramārthaḥ | śraddhā-pūrvakam asāttvikam api yajñādi viguṇaṃ brahmaṇo nāma-nirdeśena sāttvikaṃ sa-guṇaṃ ca sampāditaṃ bhavatīti bhāṣyam |
tad evam asminn adhyāya ālasyādinānādṛta-śāstrāṇāṃ śraddhā-pūrvakaṃ vṛddha-vyavahāra-mātreṇa pravartamānānāṃ śāstrānādareṇāsura-sādharmyeṇa śraddhā-pūrvakānuṣṭhānena ca deva-sādharmyeṇa kim asurā amī devā vety arjuna-saṃśaya-viṣayāṇāṃ rājasa-tāmasa-śraddhā-pūrvakaṃ rājasa-tāmasa-yajñādi-kāriṇo ‚surāḥ śāstrīya-jñāna-sādhanān adhikāriṇaḥ sāttvika-śraddhā-pūrvakaṃ sāttvika-yajñādi-kāriṇas tu devāḥ śāstrīya-jñāna-sādhanādhikāriṇa iti śraddhā-traividhya-pradarśana-mukhenāhārādi-traividhya-pradarśanena bhagavatā nirṇayaḥ kṛta iti siddham

Viśvanātha

sat karma śrutam | tathāsat karma kim ity apekṣāyām āha aśraddayeti | hutaṃ havanam | dattaṃ dānam | tapas taptaṃ kṛtam | yad anyac cāpi karma kṛtaṃ tat sarvam asad iti hutam apy ahutam eva | dattam apy adattam eva | tapo ‚py ataptam eva kṛtam apy akṛtam eva | yatas tat na pretya na para-loke phalati nāpīha-loke phalati

Baladeva

atha sāttvikyā śraddhayā sarveṣu karmasu pravartitavyam | tayā vinā sarvaṃ vyartham iti nindati aśraddhayeti | hutaṃ homo | dattaṃ dānam | taptam anuṣṭhitaṃ yac cānyad api stuti-praṇaty-ādi-karma kṛtaṃ, tat sarvam asan nindyam ity ucyate | kuta ity atrāha na ceti | hetau ca-śabdo yato ‚śraddhayā kṛtaṃ, tat pretya para-loke na phalati viguṇāt tasmāt pūrvānutpatter nāpīha loke kīrtiḥ sadbhir ninditatvāt