महाभारतः mahābhārataḥ - book-12, chapter-336, verse-33

धर्मप्रतिष्ठाहेतोश्च मनुं स्वारोचिषं ततः ।
अध्यापयामास तदा लोकानां हितकाम्यया ॥३३॥

33. dharmapratiṣṭhāhetośca manuṁ svārociṣaṁ tataḥ ,
adhyāpayāmāsa tadā lokānāṁ hitakāmyayā.

33. dharma-pratiṣṭhā-hetoḥ ca manum svārociṣam
tataḥ adhyāpayāmāsa tadā lokānām hitakāmyayā

33. tataḥ tadā ca lokānām hitakāmyayā
dharma-pratiṣṭhā-hetoḥ svārociṣam manum adhyāpayāmāsa

33. Then, and for the purpose of establishing the natural law (dharma), he taught Svārociṣa Manu, at that time, out of a desire for the welfare of all beings.

Words meanings summery:

• धर्म-प्रतिष्ठा-हेतोः (dharma-pratiṣṭhā-hetoḥ) - for the sake of the establishment of natural law

• च (ca) - and, also

• मनुम् (manum) - Manu

• स्वारोचिषम् (svārociṣam) - referring to Svārociṣa Manu (Svārociṣa)

• ततः (tataḥ) - then, thence, afterwards

• अध्यापयामास (adhyāpayāmāsa) - he taught, he caused to study

• तदा (tadā) - then, at that time

• लोकानाम् (lokānām) - of all beings/people (of the worlds, of the people/beings)

• हितकाम्यया (hitakāmyayā) - by the desire for welfare, with the intention of beneficence

Words meanings and morphology

धर्म-प्रतिष्ठा-हेतोः (dharma-pratiṣṭhā-hetoḥ) - for the sake of the establishment of natural law

(noun)

Genitive, masculine, singular of dharma-pratiṣṭhā-hetu

dharma-pratiṣṭhā-hetu - cause/reason for the establishment of natural law (dharma)

Compound type : tatpuruṣa (dharma+pratiṣṭhā+hetu)

• dharma – natural law, constitution, duty, virtue
  noun (masculine)
• pratiṣṭhā – establishment, foundation, fame
  noun (feminine)
  feminine noun derived from √sthā (to stand, establish) with prefix prati
  Prefix: prati
  Root: sthā (class 1)
• hetu – cause, reason, motive, instrument
  noun (masculine)

Note: Often functions as an indeclinable when signifying 'for the sake of' after a genitive.

च (ca) - and, also

(indeclinable)

मनुम् (manum) - Manu

(proper noun)

Accusative, masculine, singular of manu

manu - a progenitor of mankind, one of the fourteen Manus

स्वारोचिषम् (svārociṣam) - referring to Svārociṣa Manu (Svārociṣa)

(proper noun)

Accusative, masculine, singular of svārociṣa

svārociṣa - name of a Manu

ततः (tataḥ) - then, thence, afterwards

(indeclinable)

अध्यापयामास (adhyāpayāmāsa) - he taught, he caused to study

(verb)

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

perfect tense (lit)

causative of √i (to go, to study) with prefix adhi; periphrastic perfect tense form

Prefix: adhi

Root: i (class 2)

तदा (tadā) - then, at that time

(indeclinable)

लोकानाम् (lokānām) - of all beings/people (of the worlds, of the people/beings)

(noun)

Genitive, masculine, plural of loka

loka - world, people, universe

हितकाम्यया (hitakāmyayā) - by the desire for welfare, with the intention of beneficence

(noun)

Instrumental, feminine, singular of hitakāmyā

hitakāmyā - desire for welfare, benevolence, beneficence

Compound type : tatpuruṣa (hita+kāmyā)

• hita – beneficial, welfare, placed, done
  adjective
  Past Passive Participle
  from root √dhā (to place, to do)
  Root: dhā (class 3)
• kāmyā – desire, wish
  noun (feminine)
  feminine noun derived from √kam (to desire)
  Root: kam (class 1)