महाभारतः mahābhārataḥ - book-3, chapter-186, verse-52

सप्तवर्षाष्टवर्षाश्च स्त्रियो गर्भधरा नृप ।
दशद्वादशवर्षाणां पुंसां पुत्रः प्रजायते ॥५२॥

52. saptavarṣāṣṭavarṣāśca striyo garbhadharā nṛpa ,
daśadvādaśavarṣāṇāṁ puṁsāṁ putraḥ prajāyate.

52. saptavarṣāṣṭavarṣāḥ ca striyaḥ garbhadharāḥ nṛpa
daśadvādaśavarṣāṇām puṃsām putraḥ prajāyate

52. O King, girls as young as seven or eight years old will become pregnant. Sons will be born to boys who are only ten or twelve years old.

Words meanings summery:

• सप्तवर्षाष्टवर्षाः (saptavarṣāṣṭavarṣāḥ) - seven or eight years old (feminine)

• च (ca) - and, also

• स्त्रियः (striyaḥ) - Refers to young girls. (women, females)

• गर्भधराः (garbhadharāḥ) - pregnant, carrying a fetus

• नृप (nṛpa) - O king!

• दशद्वादशवर्षाणाम् (daśadvādaśavarṣāṇām) - of ten or twelve years old

• पुंसाम् (puṁsām) - Refers to young boys. (of men, of males)

• पुत्रः (putraḥ) - son, child

• प्रजायते (prajāyate) - is born, originates

Words meanings and morphology

सप्तवर्षाष्टवर्षाः (saptavarṣāṣṭavarṣāḥ) - seven or eight years old (feminine)

(adjective)

Nominative, feminine, plural of saptavarṣāṣṭavarṣā

saptavarṣāṣṭavarṣā - seven or eight years old

Compound.

Compound type : dvandva (saptavarṣa+aṣṭavarṣa)

• saptavarṣa – seven years old
  adjective (masculine)
  Compound sapta (seven) + varṣa (year).
• aṣṭavarṣa – eight years old
  adjective (masculine)
  Compound aṣṭa (eight) + varṣa (year).

Note: Refers to women who are 7 or 8 years old.

च (ca) - and, also

(indeclinable)

स्त्रियः (striyaḥ) - Refers to young girls. (women, females)

(noun)

Nominative, feminine, plural of strī

strī - woman, female, wife

गर्भधराः (garbhadharāḥ) - pregnant, carrying a fetus

(adjective)

Nominative, feminine, plural of garbhadharā

garbhadharā - pregnant, carrying a fetus, bearing offspring

Compound.

Compound type : tatpuruṣa (garbha+dhara)

• garbha – embryo, fetus, womb, interior
  noun (masculine)
  Root: gṛbh (class 9)
• dhara – bearing, holding, carrying
  adjective (masculine)
  Agent suffix 'a'
  From root dhṛ (to bear, hold)
  Root: dhṛ (class 1)

नृप (nṛpa) - O king!

(noun)

Vocative, masculine, singular of nṛpa

nṛpa - king, ruler

From nṛ (man) + pa (protector).

दशद्वादशवर्षाणाम् (daśadvādaśavarṣāṇām) - of ten or twelve years old

(adjective)

Genitive, masculine, plural of daśadvādaśavarṣa

daśadvādaśavarṣa - ten or twelve years old

Compound.

Compound type : dvandva (daśavarṣa+dvādaśavarṣa)

• daśavarṣa – ten years old
  adjective (masculine)
  Compound daśa (ten) + varṣa (year).
• dvādaśavarṣa – twelve years old
  adjective (masculine)
  Compound dvādaśa (twelve) + varṣa (year).

पुंसाम् (puṁsām) - Refers to young boys. (of men, of males)

(noun)

Genitive, masculine, plural of puṃs

puṁs - man, male, person

पुत्रः (putraḥ) - son, child

(noun)

Nominative, masculine, singular of putra

putra - son, child, offspring

Root: put

प्रजायते (prajāyate) - is born, originates

(verb)

3rd person , singular, middle, present (laṭ) of prajāyate

Present middle indicative

From pra + jan (to be born). Dhatupatha (4th class, jāyate is often medio-passive)

Prefix: pra

Root: jan (class 4)