महाभारतः mahābhārataḥ - book-14, chapter-50, verse-45

वासुदेव उवाच ।
अहं गुरुर्महाबाहो मनः शिष्यं च विद्धि मे ।
त्वत्प्रीत्या गुह्यमेतच्च कथितं मे धनंजय ॥४५॥

45. vāsudeva uvāca ,
ahaṁ gururmahābāho manaḥ śiṣyaṁ ca viddhi me ,
tvatprītyā guhyametacca kathitaṁ me dhanaṁjaya.

45. vāsudeva uvāca | aham guruḥ mahābāho manaḥ śiṣyam ca viddhi
me | tvatprītyā guhyam etat ca kathitam me dhanañjaya

45. vāsudeva uvāca mahābāho viddhi aham guruḥ manaḥ ca me
śiṣyam dhanañjaya tvatprītyā etat guhyam ca me kathitam

45. Vasudeva said: "O mighty-armed one, know that I am the preceptor (guru) and the mind is my disciple. This secret, told by me to you, is due to your affection, O Dhananjaya."

Words meanings summery:

• वासुदेव (vāsudeva) - Vasudeva (a name of Krishna)

• उवाच (uvāca) - said, spoke

• अहम् (aham) - (Krishna says) I (I)

• गुरुः (guruḥ) - preceptor (guru) (preceptor, teacher, heavy)

• महाबाहो (mahābāho) - O Arjuna, the mighty-armed one (O mighty-armed one)

• मनः (manaḥ) - the mind (mind, intellect)

• शिष्यम् (śiṣyam) - the disciple (disciple, student)

• च (ca) - and, also

• विद्धि (viddhi) - know (imperative) (know, understand)

• मे (me) - my (disciple) (my, for me)

• त्वत्प्रीत्या (tvatprītyā) - due to your affection, by your love

• गुह्यम् (guhyam) - this secret (matter) (secret, confidential)

• एतत् (etat) - this (secret) (this, that)

• च (ca) - and, also

• कथितम् (kathitam) - (told) by me (told, narrated)

• मे (me) - (told) by me (by me, to me)

• धनञ्जय (dhanañjaya) - Dhananjaya (an epithet of Arjuna)

Words meanings and morphology

वासुदेव (vāsudeva) - Vasudeva (a name of Krishna)

(proper noun)

Nominative, masculine, singular of vāsudeva

vāsudeva - Vasudeva (name of Krishna, son of Vasudeva)

Note: Speaker introduction.

उवाच (uvāca) - said, spoke

(verb)

3rd person , singular, active, perfect (lit) of vac

Root 'vac' (2nd class) in perfect tense.

Root: vac (class 2)

अहम् (aham) - (Krishna says) I (I)

(pronoun)

Nominative, singular of aham

aham - I

Note: Subject of the sentence.

गुरुः (guruḥ) - preceptor (guru) (preceptor, teacher, heavy)

(noun)

Nominative, masculine, singular of guru

guru - heavy, important, teacher, preceptor

Note: Predicate noun for 'aham'.

महाबाहो (mahābāho) - O Arjuna, the mighty-armed one (O mighty-armed one)

(adjective)

Vocative, masculine, singular of mahābāhu

mahābāhu - mighty-armed

Compound type : bahuvrihi (mahā+bāhu)

• mahā – great, large, mighty
  adjective
• bāhu – arm
  noun (masculine)

Note: A direct address to Arjuna.

मनः (manaḥ) - the mind (mind, intellect)

(noun)

Nominative, neuter, singular of manas

manas - mind, intellect, thought

Note: Subject of the implied verb.

शिष्यम् (śiṣyam) - the disciple (disciple, student)

(noun)

Accusative, masculine, singular of śiṣya

śiṣya - disciple, student, pupil

From root śāṣ (to teach) + ya.

Root: śās (class 2)

Note: Object of 'viddhi'.

च (ca) - and, also

(indeclinable)

Note: Conjunction.

विद्धि (viddhi) - know (imperative) (know, understand)

(verb)

2nd person , singular, active, imperative (lot) of vid

Root 'vid' (2nd class) in imperative tense.

Root: vid (class 2)

मे (me) - my (disciple) (my, for me)

(pronoun)

Genitive, singular of aham

aham - I

Note: Possessive, relating to 'śiṣyam'.

त्वत्प्रीत्या (tvatprītyā) - due to your affection, by your love

(noun)

Instrumental, feminine, singular of tvatprīti

tvatprīti - your affection/love

Compound type : tatpurusha (tvad+prīti)

• tvad – your (from tvam)
  pronoun
• prīti – affection, love, joy
  noun (feminine)

Note: Indicates cause/reason.

गुह्यम् (guhyam) - this secret (matter) (secret, confidential)

(adjective)

Nominative, neuter, singular of guhya

guhya - secret, hidden, confidential

Gerundive

From root 'guh' (to hide) + ya pratyaya.

Root: guh (class 1)

Note: Qualifies 'etat'.

एतत् (etat) - this (secret) (this, that)

(pronoun)

Nominative, neuter, singular of etad

etad - this, that

Note: Demonstrative pronoun.

च (ca) - and, also

(indeclinable)

Note: Conjunction.

कथितम् (kathitam) - (told) by me (told, narrated)

(adjective)

Nominative, neuter, singular of kathita

kathita - told, said, narrated

Past Passive Participle

From root 'kath' (to tell) + kta pratyaya.

Root: kath (class 10)

Note: Predicative adjective for 'guhyam etat'.

मे (me) - (told) by me (by me, to me)

(pronoun)

Dative, singular of aham

aham - I

Note: Indicates agent in passive voice, or simply 'to me'. Implied 'to you' for recipient.

धनञ्जय (dhanañjaya) - Dhananjaya (an epithet of Arjuna)

(proper noun)

Vocative, masculine, singular of dhanañjaya

dhanañjaya - Dhananjaya, conqueror of wealth (an epithet of Arjuna)

Note: A direct address to Arjuna.