महाभारतः mahābhārataḥ - book-3, chapter-127, verse-20

वपायां हूयमानायां धूममाघ्राय मातरः ।
ततस्ताः सुमहावीर्याञ्जनयिष्यन्ति ते सुतान् ॥२०॥

20. vapāyāṁ hūyamānāyāṁ dhūmamāghrāya mātaraḥ ,
tatastāḥ sumahāvīryāñjanayiṣyanti te sutān.

20. vapāyām hūyamānāyām dhūmam āghrāya mātaraḥ |
tataḥ tāḥ sumahāvīryān janayiṣyanti te sutān

20. Thereafter, when your mothers inhale the smoke from the omentum being offered into the fire, they will give birth to very powerful sons.

Words meanings summery:

• वपायाम् (vapāyām) - in the sacrificial omentum/fat (in the omentum, in the fat)

• हूयमानायाम् (hūyamānāyām) - the omentum being offered into the sacrificial fire ((while) being offered, being sacrificed)

• धूमम् (dhūmam) - the smoke from the sacrificial offering (smoke)

• आघ्राय (āghrāya) - having smelt, having inhaled

• मातरः (mātaraḥ) - King Somaka's wives/mothers of the future sons (mothers)

• ततः (tataḥ) - then, thereafter

• ताः (tāḥ) - those mothers mentioned earlier (those)

• सुमहावीर्यान् (sumahāvīryān) - very powerful sons (very powerful, very heroic)

• जनयिष्यन्ति (janayiṣyanti) - will give birth to, will produce

• ते (te) - belonging to King Somaka (your)

• सुतान् (sutān) - sons

Words meanings and morphology

वपायाम् (vapāyām) - in the sacrificial omentum/fat (in the omentum, in the fat)

(noun)

Locative, feminine, singular of vapā

vapā - omentum, caul, fatty membrane

हूयमानायाम् (hūyamānāyām) - the omentum being offered into the sacrificial fire ((while) being offered, being sacrificed)

(adjective)

Locative, feminine, singular of hūyamāna

hūyamāna - being offered, being sacrificed

Present Passive Participle

Present Passive Participle of √hū (to offer, to sacrifice).

Root: hū (class 3)

Note: Agrees with vapāyām.

धूमम् (dhūmam) - the smoke from the sacrificial offering (smoke)

(noun)

Accusative, masculine, singular of dhūma

dhūma - smoke, vapor

Root: dhū (class 2)

आघ्राय (āghrāya) - having smelt, having inhaled

(indeclinable)

Absolutive (Gerund)

Absolutive form of √ghrā (to smell) with prefix ā-.

Prefix: ā

Root: ghrā (class 1)

मातरः (mātaraḥ) - King Somaka's wives/mothers of the future sons (mothers)

(noun)

Nominative, feminine, plural of mātṛ

mātṛ - mother, ancestress

ततः (tataḥ) - then, thereafter

(indeclinable)

ताः (tāḥ) - those mothers mentioned earlier (those)

(pronoun)

Nominative, feminine, plural of tad

tad - that, those

सुमहावीर्यान् (sumahāvīryān) - very powerful sons (very powerful, very heroic)

(adjective)

Accusative, masculine, plural of sumahāvīrya

sumahāvīrya - very strong, very powerful, highly heroic

Compound type : karmadhāraya (su+mahā+vīrya)

• su – good, well, very, excellent
  indeclinable
• mahā – great, large, mighty
  adjective (masculine)
  From mahat.
• vīrya – heroism, valor, power, strength, seed
  noun (neuter)
  Root: vīr

Note: Agrees with sutān.

जनयिष्यन्ति (janayiṣyanti) - will give birth to, will produce

(verb)

3rd person , plural, active, future (lṛṭ) of jan

Causative stem janay-

Causative formation of √jan.

Root: jan (class 4)

ते (te) - belonging to King Somaka (your)

(pronoun)

Genitive, singular of yuṣmad

yuṣmad - you

Note: Can also be dative.

सुतान् (sutān) - sons

(noun)

Accusative, masculine, plural of suta

suta - son, child

Past Passive Participle

Past Passive Participle of √sū (to give birth, to produce).

Root: sū (class 2)