śrī gāyatrī hṛdayaṃ

bhagavan devadeveśa bhūtabhavyajagatprabho |
kavacaṃ ca śrutaṃ divyaṃ gāyatrīmantravigraham || 1 ||

adhunā śrotumicchāmi gāyatrīhṛdayaṃ param |
yaddhāraṇādbhavetpuṇyaṃ gāyatrījapato'khilam || 2 ||

devyāśca hṛdayaṃ proktaṃ nāradātharvaṇe sphuṭam |
tadevāhaṃ pravakṣyāmi rahasyātirahasyakam || 3 ||

virāḍrūpāṃ mahādevīṃ gāyatrīṃ vedamātaram |
dhyātvā tasyāstvathāṅgeṣu dhyāyedetāśca devatāḥ || 4 ||

piṇḍabrahmaṇḍayoraikyādbhāvayetsvatanau tathā |
devīrūpe nije dehe tanmayatvāya sādhakaḥ || 5 ||

nādevo'bhyarcayeddevamiti vedavido viduḥ |
tato'bhedāya kāye sve bhāvayeddevatā imāḥ || 6 ||

atha tatsampravakṣyāmi tanmayatvamatho bhavet |
gāyatrīhṛdayasyā'syā'pyahameva ṛṣiḥ smṛtaḥ || 7 ||

gāyatrīchanda uddiṣṭaṃ devatā parameśvarī |
pūrvoktena prakāreṇa kuryādaṅgāni ṣaṭkramāt |
āsane vijane deśe dhyāyedekāgramānasaḥ || 8 ||
athārthanyāsaḥ | dyaumūrdhni daivatam | dantapaṅktāvaśvinau | ubhe sandhye cauṣṭhau | mukhamagniḥ | jihvā sarasvatī | grīvāyāṃ tu bṛhaspatiḥ | stanayorvasavo'ṣṭau | bāhvormarutaḥ | hṛdaye parjanyaḥ | ākāśamudaram | nābhāvantarikṣam | kaṭyorindrāgnī | jaghane vijñānaghanaḥ prajāpatiḥ | kailāsamalaye ūrū | viśvedevā jānvoḥ | jaṅghāyāṃ kauśikaḥ | guhyamayane | ūrū pitaraḥ | pādau pṛthivī | vanaspatayo'ṅgulīṣu | ṛṣayo romāṇi | nakhāni muhūrtāni | asthiṣu grahāḥ | asṛṅmāṃsamṛtavaḥ || saṃvatsarā vai nimiṣam | ahorātrāvādityaścandramāḥ | pravarāṃ divyāṃ gāyatrīṃ sahasranetrāṃ śaraṇamahaṃ prapadye ||
oṃ tatsaviturvareṇyāya namaḥ | oṃ tatpūrvājayāya namaḥ | tatprātarādityāya namaḥ | tatprātarādityapratiṣṭhāyai namaḥ ||
prātaradhīyāno rātrikṛtaṃ pāpaṃ nāśayati | sāyamadhīyāno divasakṛtaṃ pāpaṃ nāśayati | sāyaṃ prātaradhīyāno apāpo bhavati | sarvatīrtheṣu snāto bhavati | sarvairdevairjñāto bhavati | avācyavacanātpūto bhavati | abhakṣyabhakṣaṇātpūto bhavati | abhojyabhojanātpūto bhavati | acoṣyacoṣaṇātpūto bhavati | asādhyasādhanātpūto bhavati | duṣpratigrahaśatasahasrātpūto bhavati | sarvapratigrahātpūto bhavati | paṅktidūṣaṇātpūto bhavati | anṛtavacanātpūto bhavati | athā'brahmacārī brahmacārī bhavatī | anena hṛdayenādhītena kratusahasreṇeṣṭaṃ bhavati | ṣaṣṭiśatasahasragāyatryā japyāni phalāni bhavanti | aṣṭau brāhmaṇān samyaggrāhayet | tasya siddhirbhavati | ya idaṃ nityamadhīyāno brāhmaṇaḥ prātaḥ śuciḥ sarvapāpaiḥ pramucyata