महाभारतः mahābhārataḥ - book-3, chapter-144, verse-15

तथा लालप्यमाने तु धर्मराजे युधिष्ठिरे ।
धौम्यप्रभृतयः सर्वे तत्राजग्मुर्द्विजोत्तमाः ॥१५॥

15. tathā lālapyamāne tu dharmarāje yudhiṣṭhire ,
dhaumyaprabhṛtayaḥ sarve tatrājagmurdvijottamāḥ.

15. tathā lālapyamāne tu dharmarāje yudhiṣṭhire
dhaumyaprabhṛtayaḥ sarve tatra ājagmuḥ dvijottamāḥ

15. As King Yudhishthira, the embodiment of righteousness (dharma), was lamenting thus, all the foremost among the twice-born (dvija), led by Dhaumya, arrived there.

Words meanings summery:

• तथा (tathā) - thus, so, in that manner

• लालप्यमाने (lālapyamāne) - while lamenting intensely, while wailing

• तु (tu) - but, indeed, however

• धर्मराजे (dharmarāje) - in King Yudhishthira, who is the King of Dharma (in King Dharma, in the king of righteousness (dharma))

• युधिष्ठिरे (yudhiṣṭhire) - in Yudhishthira

• धौम्यप्रभृतयः (dhaumyaprabhṛtayaḥ) - Dhaumya and others, those beginning with Dhaumya

• सर्वे (sarve) - all, all of them

• तत्र (tatra) - there, in that place

• आजग्मुः (ājagmuḥ) - came, arrived

• द्विजोत्तमाः (dvijottamāḥ) - the best among the Brahmins (the best among the twice-born (dvija), excellent Brahmins)

Words meanings and morphology

तथा (tathā) - thus, so, in that manner

(indeclinable)

लालप्यमाने (lālapyamāne) - while lamenting intensely, while wailing

(adjective)

Locative, masculine, singular of lālapyamāna

lālapyamāna - lamenting repeatedly, wailing

Intensive Present Middle Participle

Intensive (Yaṅ) formation from root lap (to lament, speak), then Present Middle Participle

Root: lap (class 1)

तु (tu) - but, indeed, however

(indeclinable)

धर्मराजे (dharmarāje) - in King Yudhishthira, who is the King of Dharma (in King Dharma, in the king of righteousness (dharma))

(noun)

Locative, masculine, singular of dharmarāja

dharmarāja - King of Righteousness; Yama; Yudhishthira

Compound type : Tatpuruṣa (dharma+rāja)

• dharma – righteousness, (natural law), duty, virtue, constitution
  noun (masculine)
  Root: dhṛ (class 1)
• rāja – king, ruler
  noun (masculine)

युधिष्ठिरे (yudhiṣṭhire) - in Yudhishthira

(proper noun)

Locative, masculine, singular of yudhiṣṭhira

yudhiṣṭhira - Yudhishthira (name of the eldest Pandava brother)

धौम्यप्रभृतयः (dhaumyaprabhṛtayaḥ) - Dhaumya and others, those beginning with Dhaumya

(noun)

Nominative, masculine, plural of dhaumyaprabhṛti

dhaumyaprabhṛti - Dhaumya and others, beginning with Dhaumya

Compound type : Tatpuruṣa (dhaumya+prabhṛti)

• dhaumya – Dhaumya (name of the priest of the Pandavas)
  proper noun (masculine)
• prabhṛti – beginning, and so on, et cetera
  noun (feminine)
  from root bhṛ (to bear) with prefix pra
  Prefix: pra
  Root: bhṛ (class 1)

सर्वे (sarve) - all, all of them

(pronoun)

Nominative, masculine, plural of sarva

sarva - all, every, whole, complete

तत्र (tatra) - there, in that place

(indeclinable)

आजग्मुः (ājagmuḥ) - came, arrived

(verb)

3rd person , plural, active, Perfect (liṭ) of āgam

from root gam (to go) with prefix ā

Prefix: ā

Root: gam (class 1)

द्विजोत्तमाः (dvijottamāḥ) - the best among the Brahmins (the best among the twice-born (dvija), excellent Brahmins)

(noun)

Nominative, masculine, plural of dvijottama

dvijottama - best among the twice-born, excellent Brahmin

Compound type : Tatpuruṣa (dvija+uttama)

• dvija – twice-born (Brahmin, Kshatriya, Vaishya); bird; tooth
  noun (masculine)
  from dvi (two) and root jan (to be born)
  Root: jan (class 4)
• uttama – best, highest, supreme, excellent
  adjective (masculine)
  superlative of ud (up)