महाभारतः mahābhārataḥ - book-5, chapter-67, verse-12

जानात्येष हृषीकेशं पुराणं यच्च वै नवम् ।
शुश्रूषमाणमेकाग्रं मोक्ष्यते महतो भयात् ॥१२॥

12. jānātyeṣa hṛṣīkeśaṁ purāṇaṁ yacca vai navam ,
śuśrūṣamāṇamekāgraṁ mokṣyate mahato bhayāt.

12. jānāti eṣaḥ hṛṣīkeśam purāṇam yat ca vai navam
śuśrūṣamāṇam ekāgram mokṣyate mahataḥ bhayāt

12. This (Sanjaya) knows Hrishikesha (Kṛṣṇa), both the ancient (wisdom) and the new (teachings). Being attentive and single-minded, he will be liberated (mokṣa) from great fear.

Words meanings summery:

• जानाति (jānāti) - knows

• एषः (eṣaḥ) - this Sanjaya (this (one))

• हृषीकेशम् (hṛṣīkeśam) - Hrishikesha (Kṛṣṇa)

• पुराणम् (purāṇam) - ancient (wisdom/knowledge) (ancient, old)

• यत् (yat) - which, what

• च (ca) - and

• वै (vai) - indeed, certainly

• नवम् (navam) - new (teachings/knowledge) (new)

• शुश्रूषमाणम् (śuśrūṣamāṇam) - serving, wishing to hear, attentive

• एकाग्रम् (ekāgram) - single-minded, concentrated

• मोक्ष्यते (mokṣyate) - will be liberated, will be released

• महतः (mahataḥ) - from great

• भयात् (bhayāt) - from fear

Words meanings and morphology

जानाति (jānāti) - knows

(verb)

3rd person , singular, active, present (laṭ) of √jñā

Root: √jñā (class 9)

एषः (eṣaḥ) - this Sanjaya (this (one))

(pronoun)

Nominative, masculine, singular of etad

etad - this, this one

हृषीकेशम् (hṛṣīkeśam) - Hrishikesha (Kṛṣṇa)

(proper noun)

Accusative, masculine, singular of hṛṣīkeśa

hṛṣīkeśa - Hrishikesha, Lord of the senses (an epithet of Krishna)

Compound type : Bahuvrihi (hṛṣīka+īśa)

• hṛṣīka – sense, organ of sense
  noun (neuter)
• īśa – lord, master, ruler
  noun (masculine)
  Root: √īś (class 2)

पुराणम् (purāṇam) - ancient (wisdom/knowledge) (ancient, old)

(adjective)

Accusative, neuter, singular of purāṇa

purāṇa - ancient, old, former; an ancient legend or text (Purana)

यत् (yat) - which, what

(pronoun)

Accusative, neuter, singular of yad

yad - who, which, what

च (ca) - and

(indeclinable)

वै (vai) - indeed, certainly

(indeclinable)

नवम् (navam) - new (teachings/knowledge) (new)

(adjective)

Accusative, neuter, singular of nava

nava - new, fresh, young

शुश्रूषमाणम् (śuśrūṣamāṇam) - serving, wishing to hear, attentive

(adjective)

Accusative, masculine, singular of śuśrūṣamāṇa

śuśrūṣamāṇa - serving, desirous of hearing, attentive, obedient

Present Middle Participle

Desiderative form of √śru (to hear)

Root: √śru (class 5)

एकाग्रम् (ekāgram) - single-minded, concentrated

(adjective)

Accusative, masculine, singular of ekāgra

ekāgra - having one point, fixed on one object, concentrated, attentive

Compound type : Bahuvrihi (eka+agra)

• eka – one, single, unique
  numeral (masculine)
• agra – tip, front, point, chief
  noun (neuter)

मोक्ष्यते (mokṣyate) - will be liberated, will be released

(verb)

3rd person , singular, middle, future (luṭ) of √muc

Root: √muc (class 6)

महतः (mahataḥ) - from great

(adjective)

Ablative, singular of mahat

mahat - great, large, mighty

भयात् (bhayāt) - from fear

(noun)

Ablative, neuter, singular of bhaya

bhaya - fear, dread, danger

Root: √bhī (class 3)