महाभारतः mahābhārataḥ - book-1, chapter-97, verse-4

यथा कर्म शुभं कृत्वा स्वर्गोपगमनं ध्रुवम् ।
यथा चायुर्ध्रुवं सत्ये त्वयि धर्मस्तथा ध्रुवः ॥४॥

4. yathā karma śubhaṁ kṛtvā svargopagamanaṁ dhruvam ,
yathā cāyurdhruvaṁ satye tvayi dharmastathā dhruvaḥ.

4. yathā karma śubham kṛtvā svargopagamanam dhruvam yathā
ca āyuḥ dhruvam satye tvayi dharmaḥ tathā dhruvaḥ

4. Just as the attainment of heaven is certain after performing auspicious karma, and just as life is certain for one who is truthful, so too, dharma is firmly established in you.

Words meanings summery:

• यथा (yathā) - just as, as

• कर्म (karma) - karma, action, deed

• शुभम् (śubham) - auspicious, good

• कृत्वा (kṛtvā) - having done, having performed

• स्वर्गोपगमनम् (svargopagamanam) - going to heaven, attainment of heaven

• ध्रुवम् (dhruvam) - certain, fixed, constant

• यथा (yathā) - just as, as

• च (ca) - and, also

• आयुः (āyuḥ) - life, life span

• ध्रुवम् (dhruvam) - certain, fixed, constant

• सत्ये (satye) - for one who is truthful (referring to Bhishma's unwavering commitment) (in truth, in the truthful one)

• त्वयि (tvayi) - in you (Bhishma) (in you)

• धर्मः (dharmaḥ) - dharma, righteousness, duty

• तथा (tathā) - so, thus, in that way

• ध्रुवः (dhruvaḥ) - certain, fixed, constant

Words meanings and morphology

यथा (yathā) - just as, as

(indeclinable)

कर्म (karma) - karma, action, deed

(noun)

Nominative, neuter, singular of karma

karma - karma, action, deed, work, fate

Root: kṛ (class 8)

शुभम् (śubham) - auspicious, good

(adjective)

Accusative, neuter, singular of śubha

śubha - auspicious, good, beautiful, propitious

कृत्वा (kṛtvā) - having done, having performed

(indeclinable)

Absolutive/Gerund

Derived from root 'kṛ' (to do) with suffix -tvā

Root: kṛ (class 8)

स्वर्गोपगमनम् (svargopagamanam) - going to heaven, attainment of heaven

(noun)

Nominative, neuter, singular of svargopagamana

svargopagamana - going to heaven, reaching heaven, attainment of heaven

Compound type : tatpurusha (svarga+upagamana)

• svarga – heaven, paradise
  noun (masculine)
• upagamana – going near, approaching, attaining
  noun (neuter)
  from root 'gam' with prefix 'upa'
  Prefix: upa
  Root: gam (class 1)

ध्रुवम् (dhruvam) - certain, fixed, constant

(adjective)

Nominative, neuter, singular of dhruva

dhruva - fixed, firm, certain, constant, permanent

Root: dhru (class 1)

यथा (yathā) - just as, as

(indeclinable)

च (ca) - and, also

(indeclinable)

आयुः (āyuḥ) - life, life span

(noun)

Nominative, neuter, singular of āyus

āyus - life, life span, duration of life

ध्रुवम् (dhruvam) - certain, fixed, constant

(adjective)

Nominative, neuter, singular of dhruva

dhruva - fixed, firm, certain, constant, permanent

Root: dhru (class 1)

सत्ये (satye) - for one who is truthful (referring to Bhishma's unwavering commitment) (in truth, in the truthful one)

(noun)

Locative, neuter, singular of satya

satya - truth, reality, truthful, real

Note: Can also be locative of masculine 'satya' (truthful person)

त्वयि (tvayi) - in you (Bhishma) (in you)

(pronoun)

Locative, singular of yuṣmad

yuṣmad - you

धर्मः (dharmaḥ) - dharma, righteousness, duty

(noun)

Nominative, masculine, singular of dharma

dharma - dharma, righteousness, duty, law, virtue

Root: dhṛ (class 1)

तथा (tathā) - so, thus, in that way

(indeclinable)

ध्रुवः (dhruvaḥ) - certain, fixed, constant

(adjective)

Nominative, masculine, singular of dhruva

dhruva - fixed, firm, certain, constant, permanent

Root: dhru (class 1)