महाभारतः mahābhārataḥ - book-1, chapter-113, verse-33

निगूढनिश्चयं धर्मे यं तं दुर्वाससं विदुः ।
तमहं संशितात्मानं सर्वयत्नैरतोषयम् ॥३३॥

33. nigūḍhaniścayaṁ dharme yaṁ taṁ durvāsasaṁ viduḥ ,
tamahaṁ saṁśitātmānaṁ sarvayatnairatoṣayam.

33. nigūḍhaniścayam dharme yam tam durvāsasam viduḥ
tam aham saṃśitātmānam sarvayātnaiḥ atoṣayam

33. With all my efforts, I pleased that Brahmin—whom people know as Durvasas—who possessed a profound resolve in matters of righteousness (dharma) and a highly disciplined self (ātman).

Words meanings summery:

• निगूढनिश्चयम् (nigūḍhaniścayam) - of firm resolve, whose resolve is hidden/deeply set

• धर्मे (dharme) - in natural law, in righteousness, in duty

• यम् (yam) - whom, which (relative pronoun)

• तम् (tam) - that, him (demonstrative/correlative pronoun)

• दुर्वाससम् (durvāsasam) - Durvasas (proper noun)

• विदुः (viduḥ) - they know

• तम् (tam) - him (referring to Durvasas) (that, him)

• अहम् (aham) - I

• संशितात्मानम् (saṁśitātmānam) - one with a disciplined self (ātman), whose self is sharpened

• सर्वयात्नैः (sarvayātnaiḥ) - with all efforts

• अतोषयम् (atoṣayam) - I pleased, I satisfied

Words meanings and morphology

निगूढनिश्चयम् (nigūḍhaniścayam) - of firm resolve, whose resolve is hidden/deeply set

(adjective)

Accusative, masculine, singular of nigūḍhaniścaya

nigūḍhaniścaya - whose resolve is firmly established, deeply determined

Compound type : bahuvrihi (nigūḍha+niścaya)

• nigūḍha – hidden, secret, profound, deeply set
  adjective (masculine)
  Past Passive Participle
  from ni-guh (to hide) + kta (ppp suffix)
  Prefix: ni
  Root: guh (class 1)
• niścaya – determination, resolve, certainty
  noun (masculine)

धर्मे (dharme) - in natural law, in righteousness, in duty

(noun)

Locative, masculine, singular of dharma

dharma - righteousness, duty, natural law, constitution, intrinsic nature, virtue

यम् (yam) - whom, which (relative pronoun)

(pronoun)

Accusative, masculine, singular of yad

yad - which, who, what

तम् (tam) - that, him (demonstrative/correlative pronoun)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

दुर्वाससम् (durvāsasam) - Durvasas (proper noun)

(proper noun)

Accusative, masculine, singular of durvāsas

durvāsas - Name of a sage, Durvasas

विदुः (viduḥ) - they know

(verb)

3rd person , plural, active, present indicative (laṭ) of vid

Root: vid (class 2)

तम् (tam) - him (referring to Durvasas) (that, him)

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, myself

संशितात्मानम् (saṁśitātmānam) - one with a disciplined self (ātman), whose self is sharpened

(adjective)

Accusative, masculine, singular of saṃśitātman

saṁśitātman - one whose self (ātman) is disciplined, whose mind/spirit is sharpened

Compound type : bahuvrihi (saṃśita+ātman)

• saṃśita – sharpened, keen, disciplined
  adjective (masculine)
  Past Passive Participle
  from saṃ-śi (to sharpen) + kta (ppp suffix)
  Prefix: sam
  Root: śi (class 2)
• ātman – self, soul, spirit, the individual soul
  noun (masculine)

सर्वयात्नैः (sarvayātnaiḥ) - with all efforts

(noun)

Instrumental, masculine, plural of sarvayātna

sarvayātna - all efforts

Compound type : karmadhāraya (sarva+yātna)

• sarva – all, every, entire
  adjective (masculine)
• yātna – effort, exertion, endeavor
  noun (masculine)

अतोषयम् (atoṣayam) - I pleased, I satisfied

(verb)

1st person , singular, active, past imperfect (laṅ) of tuṣ

causative form of tuṣ (to be pleased)

Root: tuṣ (class 4)