महाभारतः mahābhārataḥ - book-12, chapter-11, verse-14

आम्नायदृढवादीनि तथा सिद्धिरिहेष्यते ।
मासार्धमासा ऋतव आदित्यशशितारकम् ॥१४॥

14. āmnāyadṛḍhavādīni tathā siddhiriheṣyate ,
māsārdhamāsā ṛtava ādityaśaśitārakam.

14. āmnāyadṛḍhavādīni tathā siddhiḥ iha iṣyate
māsārdhamāsāḥ ṛtavaḥ ādityaśaśitārakam

14. āmnāyadṛḍhavādīni tathā iha siddhiḥ iṣyate
māsārdhamāsāḥ ṛtavaḥ ādityaśaśitārakam

14. The traditions (āmnāya) that are firmly established (or strongly proclaimed), thus success is desired here. Months, half-months, seasons, the sun, the moon, and the stars (are also related to this system/order).

Words meanings summery:

• आम्नायदृढवादीनि (āmnāyadṛḍhavādīni) - Refers to the principles or actions that are strongly upheld by sacred tradition. (firmly proclaimed by tradition/scripture, strongly asserting tradition/scripture)

• तथा (tathā) - Connects the idea of firmly established tradition to the desire for success. (thus, so, in that manner, in the same way)

• सिद्धिः (siddhiḥ) - Referring to the desired outcome or fulfillment of religious practices. (success, accomplishment, perfection, magical power)

• इह (iha) - In the context of this life or the system being discussed. (here, in this world, in this matter)

• इष्यते (iṣyate) - Indicates that success is the desired outcome or goal. (is desired, is wished, is sought)

• मासार्धमासाः (māsārdhamāsāḥ) - Refers to units of time important for calculating auspicious periods for rituals. (months and half-months)

• ऋतवः (ṛtavaḥ) - Refers to the traditional Hindu seasons, also important for timing rituals. (seasons)

• आदित्यशशितारकम् (ādityaśaśitārakam) - Refers to the celestial bodies that govern time and cosmic order, essential for astrology and ritual calendars. (the sun, moon, and stars (collectively))

Words meanings and morphology

आम्नायदृढवादीनि (āmnāyadṛḍhavādīni) - Refers to the principles or actions that are strongly upheld by sacred tradition. (firmly proclaimed by tradition/scripture, strongly asserting tradition/scripture)

(adjective)

Nominative, neuter, plural of āmnāyadṛḍhavādin

āmnāyadṛḍhavādin - one who firmly proclaims tradition/scripture; things firmly proclaimed by tradition/scripture

Compound of 'āmnāya' and 'dṛḍhavādin'.

Compound type : tatpuruṣa (āmnāya+dṛḍhavādin)

• āmnāya – sacred tradition, scripture, canon, collection of sacred texts
  noun (masculine)
  From 'ā-mnā' (to mention, learn by rote).
  Prefix: ā
  Root: mnā (class 1)
• dṛḍhavādin – one who speaks firmly, firmly proclaiming
  adjective (masculine)
  Compound of 'dṛḍha' and 'vādin'.

तथा (tathā) - Connects the idea of firmly established tradition to the desire for success. (thus, so, in that manner, in the same way)

(indeclinable)

सिद्धिः (siddhiḥ) - Referring to the desired outcome or fulfillment of religious practices. (success, accomplishment, perfection, magical power)

(noun)

Nominative, feminine, singular of siddhi

siddhi - success, accomplishment, fulfillment, perfection, complete attainment; supernatural power (siddhi)

From root 'sidh' (to succeed, accomplish).

Root: sidh (class 4)

इह (iha) - In the context of this life or the system being discussed. (here, in this world, in this matter)

(indeclinable)

इष्यते (iṣyate) - Indicates that success is the desired outcome or goal. (is desired, is wished, is sought)

(verb)

3rd person , singular, passive, present (lat) of iṣ

passive voice, present tense

Root 'iṣ', passive voice, third person singular, present indicative.

Root: iṣ (class 4)

मासार्धमासाः (māsārdhamāsāḥ) - Refers to units of time important for calculating auspicious periods for rituals. (months and half-months)

(noun)

Nominative, masculine, plural of māsārdhamāsa

māsārdhamāsa - months and half-months

Compound type : dvandva (māsa+ardhamāsa)

• māsa – month, moon
  noun (masculine)
• ardhamāsa – half-month, fortnight
  noun (masculine)

ऋतवः (ṛtavaḥ) - Refers to the traditional Hindu seasons, also important for timing rituals. (seasons)

(noun)

Nominative, masculine, plural of ṛtu

ṛtu - season, fixed time, proper time for sacrifice

आदित्यशशितारकम् (ādityaśaśitārakam) - Refers to the celestial bodies that govern time and cosmic order, essential for astrology and ritual calendars. (the sun, moon, and stars (collectively))

(noun)

Nominative, neuter, singular of ādityaśaśitāraka

ādityaśaśitāraka - the sun, moon, and stars (collectively)

Dvanda compound, singular neuter for collective sense.

Compound type : dvandva (āditya+śaśi+tāraka)

• āditya – the sun, a sun god
  noun (masculine)
  Son of Aditi.
• śaśi – the moon
  noun (masculine)
• tāraka – a star, a planet
  noun (neuter)

Note: Used in a collective singular form.