महाभारतः mahābhārataḥ - book-12, chapter-149, verse-19

चतुष्पात्पक्षिकीटानां प्राणिनां स्नेहसङ्गिनाम् ।
परलोकगतिस्थानां मुनियज्ञक्रिया इव ॥१९॥

19. catuṣpātpakṣikīṭānāṁ prāṇināṁ snehasaṅginām ,
paralokagatisthānāṁ muniyajñakriyā iva.

19. catuṣpātapakṣikīṭānām prāṇinām snehasaṅginām
paralokagatisthānām muni yajñakriyāḥ iva

19. चतुष्पात्पक्षिकीटानां प्राणिनां स्नेहसङ्गिनाम्
परलोकगतिस्थानाम् मुनियज्ञक्रियाः इव

19. The affection-bound attachment of living beings—quadrupeds, birds, and insects—whose ultimate destination is the other world, is like the ritual actions (yajña) of ascetics (muni).

Words meanings summery:

• चतुष्पातपक्षिकीटानाम् (catuṣpātapakṣikīṭānām) - of quadrupeds, birds, and insects

• प्राणिनाम् (prāṇinām) - of living beings, of creatures

• स्नेहसङ्गिनाम् (snehasaṅginām) - of those bound by affection, attached by love

• परलोकगतिस्थानाम् (paralokagatisthānām) - of those whose destination is the other world, of those whose path is to the next world

• मुनि (muni) - ascetic, sage, recluse

• यज्ञक्रियाः (yajñakriyāḥ) - ritual actions, sacrificial acts

• इव (iva) - like, as, as if

Words meanings and morphology

चतुष्पातपक्षिकीटानाम् (catuṣpātapakṣikīṭānām) - of quadrupeds, birds, and insects

(noun)

Genitive, masculine, plural of catuṣpātapakṣikīṭa

catuṣpātapakṣikīṭa - quadrupeds, birds, and insects (collectively)

Compound type : dvandva (catuṣpāt+pakṣin+kīṭa)

• catuṣpāt – quadruped, four-footed animal
  noun (masculine)
• pakṣin – bird, winged creature
  noun (masculine)
• kīṭa – insect, worm
  noun (masculine)

प्राणिनाम् (prāṇinām) - of living beings, of creatures

(noun)

Genitive, masculine, plural of prāṇin

prāṇin - living being, creature, sentient being

स्नेहसङ्गिनाम् (snehasaṅginām) - of those bound by affection, attached by love

(adjective)

Genitive, masculine, plural of snehasaṅgin

snehasaṅgin - attached by affection, bound by love

Compound type : tatpuruṣa (sneha+saṅgin)

• sneha – affection, love, tenderness
  noun (masculine)
  Root: snih (class 4)
• saṅgin – attached, clinging to, connected
  adjective (masculine)
  Root: sañj (class 1)

परलोकगतिस्थानाम् (paralokagatisthānām) - of those whose destination is the other world, of those whose path is to the next world

(adjective)

Genitive, masculine, plural of paralokagatistha

paralokagatistha - situated on the path to the other world, destined for the afterlife

Compound type : tatpuruṣa (paraloka+gati+stha)

• paraloka – the other world, the next world, afterlife
  noun (masculine)
• gati – going, motion, path, destination, course
  noun (feminine)
  Root: gam (class 1)
• stha – standing, staying, situated in
  adjective (masculine)
  from root sthā
  Root: sthā (class 1)

मुनि (muni) - ascetic, sage, recluse

(noun)

Nominative, masculine, singular of muni

muni - sage, ascetic, inspired person, silent one

Note: Used as the first part of a compound

यज्ञक्रियाः (yajñakriyāḥ) - ritual actions, sacrificial acts

(noun)

Nominative, feminine, plural of yajñakriyā

yajñakriyā - ritual act, sacrificial ceremony, performance of a yajña

Compound type : tatpuruṣa (yajña+kriyā)

• yajña – sacrifice, ritual, worship, offering
  noun (masculine)
  Root: yaj (class 1)
• kriyā – action, act, performance, ritual
  noun (feminine)
  Root: kṛ (class 8)

इव (iva) - like, as, as if

(indeclinable)