महाभारतः mahābhārataḥ - book-1, chapter-170, verse-13

ततस्तं पितरस्तात विज्ञाय भृगुसत्तमम् ।
पितृलोकादुपागम्य सर्व ऊचुरिदं वचः ॥१३॥

13. tatastaṁ pitarastāta vijñāya bhṛgusattamam ,
pitṛlokādupāgamya sarva ūcuridaṁ vacaḥ.

13. tatas tam pitaraḥ tāta vijñāya bhṛgusattamam
pitṛlokāt upāgamya sarve ūcuḥ idam vacaḥ

13. Then, dear son (tāta), having recognized him as the best among the Bhrigus, all the ancestors, coming from the world of ancestors (pitṛloka), spoke these words.

Words meanings summery:

• ततस् (tatas) - then, thereafter, from that

• तम् (tam) - him, that

• पितरः (pitaraḥ) - ancestors, fathers

• तात (tāta) - dear son, dear father

• विज्ञाय (vijñāya) - having known, having understood, having recognized

• भृगुसत्तमम् (bhṛgusattamam) - the best among the Bhrigus

• पितृलोकात् (pitṛlokāt) - from the world of ancestors (pitṛloka)

• उपागम्य (upāgamya) - having approached, having arrived

• सर्वे (sarve) - all, everyone

• ऊचुः (ūcuḥ) - they spoke, they said

• इदम् (idam) - this

• वचः (vacaḥ) - word, speech

Words meanings and morphology

ततस् (tatas) - then, thereafter, from that

(indeclinable)

तम् (tam) - him, that

(pronoun)

Accusative, masculine, singular of tad

tad - that, he, she, it

पितरः (pitaraḥ) - ancestors, fathers

(noun)

Nominative, masculine, plural of pitṛ

pitṛ - father, ancestor

तात (tāta) - dear son, dear father

(noun)

Vocative, masculine, singular of tāta

tāta - dear son (often used in address to a junior), dear father (often used in address to a senior)

विज्ञाय (vijñāya) - having known, having understood, having recognized

(indeclinable)

Absolutive (Gerund)

Absolutive form of the root 'jñā' with prefix 'vi'

Prefix: vi

Root: jñā (class 9)

भृगुसत्तमम् (bhṛgusattamam) - the best among the Bhrigus

(noun)

Accusative, masculine, singular of bhṛgusattama

bhṛgusattama - best of the Bhrigus, excellent among the Bhrigus

Compound type : tatpurusha (bhṛgu+sattama)

• bhṛgu – a Vedic sage, a member of the Bhrigu lineage
  proper noun (masculine)
• sattama – best, most excellent, supreme
  adjective (masculine)

पितृलोकात् (pitṛlokāt) - from the world of ancestors (pitṛloka)

(noun)

Ablative, masculine, singular of pitṛloka

pitṛloka - world of ancestors, realm of the Manes

Compound type : tatpurusha (pitṛ+loka)

• pitṛ – ancestor, father
  noun (masculine)
• loka – world, realm
  noun (masculine)

उपागम्य (upāgamya) - having approached, having arrived

(indeclinable)

Absolutive (Gerund)

Absolutive form of the root 'gam' with prefixes 'upa' and 'ā'

Prefixes: upa+ā

Root: gam (class 1)

सर्वे (sarve) - all, everyone

(pronoun)

Nominative, masculine, plural of sarva

sarva - all, every, whole, complete

ऊचुः (ūcuḥ) - they spoke, they said

(verb)

3rd person , plural, active, perfect past (lit) of ūcuḥ

Perfect Active

Perfect form of the root 'vac'

Root: vac (class 2)

इदम् (idam) - this

(pronoun)

Accusative, neuter, singular of idam

idam - this

वचः (vacaḥ) - word, speech

(noun)

Accusative, neuter, singular of vacas

vacas - word, speech, saying