महाभारतः mahābhārataḥ - book-3, chapter-126, verse-8

शास्त्रदृष्टेन विधिना संयोज्यात्मानमात्मना ।
पिपासाशुष्कहृदयः प्रविवेशाश्रमं भृगोः ॥८॥

8. śāstradṛṣṭena vidhinā saṁyojyātmānamātmanā ,
pipāsāśuṣkahṛdayaḥ praviveśāśramaṁ bhṛgoḥ.

8. śāstradṛṣṭena vidhinā saṃyojya ātmānam ātmanā
pipāsāśuṣkahṛdayaḥ praviveśa āśramam bhṛgoḥ

8. Having united his self (ātman) with his (higher) self (ātman) by the method prescribed in the scriptures (śāstra), and with a heart parched by thirst, he entered the hermitage (āśrama) of Bhrigu.

Words meanings summery:

• शास्त्रदृष्टेन (śāstradṛṣṭena) - by what is seen in the scriptures, prescribed by scriptures

• विधिना (vidhinā) - by method, by rule

• संयोज्य (saṁyojya) - having joined, having united

• आत्मानम् (ātmānam) - the lower self, ego (the self)

• आत्मना (ātmanā) - by the (higher) self or by the mind/will (by the self)

• पिपासाशुष्कहृदयः (pipāsāśuṣkahṛdayaḥ) - whose heart was dried up by thirst

• प्रविवेश (praviveśa) - entered

• आश्रमम् (āśramam) - hermitage

• भृगोः (bhṛgoḥ) - of Bhrigu

Words meanings and morphology

शास्त्रदृष्टेन (śāstradṛṣṭena) - by what is seen in the scriptures, prescribed by scriptures

(adjective)

Instrumental, masculine, singular of śāstradṛṣṭa

śāstradṛṣṭa - seen/prescribed by scriptures

tatpuruṣa compound

Compound type : tatpuruṣa (śāstra+dṛṣṭa)

• śāstra – scripture, treatise, rule
  noun (neuter)
• dṛṣṭa – seen, observed, perceived
  adjective (masculine)
  Past Passive Participle
  from root dṛś (to see)
  Root: dṛś (class 1)

Note: Qualifies `vidhinā`

विधिना (vidhinā) - by method, by rule

(noun)

Instrumental, masculine, singular of vidhi

vidhi - rule, method, ordinance, fate

संयोज्य (saṁyojya) - having joined, having united

(indeclinable)

absolutive

root yuj (7P) with prefix sam- (causative of yuj)

Prefix: sam

Root: yuj (class 7)

Note: From causative root √yoj

आत्मानम् (ātmānam) - the lower self, ego (the self)

(noun)

Accusative, masculine, singular of ātman

ātman - self, soul, spirit, essence

आत्मना (ātmanā) - by the (higher) self or by the mind/will (by the self)

(noun)

Instrumental, masculine, singular of ātman

ātman - self, soul, spirit, essence

पिपासाशुष्कहृदयः (pipāsāśuṣkahṛdayaḥ) - whose heart was dried up by thirst

(adjective)

Nominative, masculine, singular of pipāsāśuṣkahṛdaya

pipāsāśuṣkahṛdaya - one whose heart is dried up by thirst

bahuvrīhi compound

Compound type : bahuvrīhi (pipāsā+śuṣka+hṛdaya)

• pipāsā – thirst, desire to drink
  noun (feminine)
  desiderative from root pā (to drink)
  Root: pā (class 1)
• śuṣka – dried, withered, parched
  adjective (masculine)
  Past Passive Participle
  from root śuṣ (to dry)
  Root: śuṣ (class 4)
• hṛdaya – heart, mind
  noun (neuter)

प्रविवेश (praviveśa) - entered

(verb)

3rd person , singular, active, past perfect (liṭ) of viś

perfect active

root viś (6P) with prefix pra-

Prefix: pra

Root: viś (class 6)

आश्रमम् (āśramam) - hermitage

(noun)

Accusative, masculine, singular of āśrama

āśrama - hermitage, monastic retreat, stage of life

भृगोः (bhṛgoḥ) - of Bhrigu

(proper noun)

Genitive, masculine, singular of bhṛgu

bhṛgu - Bhrigu (name of a sage)