महाभारतः mahābhārataḥ - book-3, chapter-217, verse-4

मातॄणां प्रेक्षतीनां च भद्रशाखश्च कौशलः ।
ततः कुमारपितरं स्कन्दमाहुर्जना भुवि ॥४॥

4. mātṝṇāṁ prekṣatīnāṁ ca bhadraśākhaśca kauśalaḥ ,
tataḥ kumārapitaraṁ skandamāhurjanā bhuvi.

4. mātṝṇām prekṣatīnām ca bhadra-śākhaḥ ca kauśalaḥ
tataḥ kumāra-pitaram skandam āhuḥ janāḥ bhuvi

4. While the mothers watched, and as Bhadraśākha and Kauśala (manifested), then people on earth called Skanda the father of the Kumāras.

Words meanings summery:

• मातॄणाम् (mātṝṇām) - of mothers

• प्रेक्षतीनाम् (prekṣatīnām) - of those watching, of those looking on

• च (ca) - and

• भद्र-शाखः (bhadra-śākhaḥ) - Bhadraśākha (name/epithet of Skanda) (Bhadraśākha)

• च (ca) - and

• कौशलः (kauśalaḥ) - Kauśala (name/epithet of Skanda) (Kauśala)

• ततः (tataḥ) - then, thereafter

• कुमार-पितरम् (kumāra-pitaram) - father of Kumāra(s)

• स्कन्दम् (skandam) - Skanda

• आहुः (āhuḥ) - they called, they said

• जनाः (janāḥ) - people, men

• भुवि (bhuvi) - on earth, on the ground

Words meanings and morphology

मातॄणाम् (mātṝṇām) - of mothers

(noun)

Genitive, feminine, plural of mātṛ

mātṛ - mother

Note: Part of genitive absolute construction.

प्रेक्षतीनाम् (prekṣatīnām) - of those watching, of those looking on

(adjective)

Genitive, feminine, plural of prekṣat

prekṣat - seeing, looking on

Present Active Participle

Feminine genitive plural of prekṣat, from root īkṣ with prefix pra

Prefix: pra

Root: īkṣ (class 1)

Note: Agrees with mātṝṇām.

च (ca) - and

(indeclinable)

Note: Joins the genitive absolute phrase with the following names or implicitly another concurrent event.

भद्र-शाखः (bhadra-śākhaḥ) - Bhadraśākha (name/epithet of Skanda) (Bhadraśākha)

(proper noun)

Nominative, masculine, singular of bhadra-śākha

bhadra-śākha - having auspicious branches; an epithet or form of Skanda

Compound type : bahuvrīhi (bhadra+śākha)

• bhadra – auspicious, propitious, blessed
  adjective (neuter)
• śākha – branch
  noun (masculine)

Note: Could be a name of Skanda himself or one of his prominent companions.

च (ca) - and

(indeclinable)

Note: Connects Bhadraśākha and Kauśala.

कौशलः (kauśalaḥ) - Kauśala (name/epithet of Skanda) (Kauśala)

(proper noun)

Nominative, masculine, singular of kauśala

kauśala - skillful, clever; belonging to Kośala; an epithet or form of Skanda

Note: Another name of Skanda or a prominent companion.

ततः (tataḥ) - then, thereafter

(indeclinable)

Note: Introduces the consequence or next event.

कुमार-पितरम् (kumāra-pitaram) - father of Kumāra(s)

(noun)

Accusative, masculine, singular of kumāra-pitṛ

kumāra-pitṛ - father of Kumāra(s)

Compound type : tatpuruṣa (kumāra+pitṛ)

• kumāra – a boy, a youth, Skanda's name/attendants
  noun (masculine)
• pitṛ – father
  noun (masculine)

Note: Apposition to Skandam.

स्कन्दम् (skandam) - Skanda

(proper noun)

Accusative, masculine, singular of skanda

skanda - name of the god of war, Kārttikeya, son of Śiva

Note: Object of āhuḥ.

आहुः (āhuḥ) - they called, they said

(verb)

3rd person , plural, active, perfect (liṭ) of ah

Perfect tense, 3rd person plural, from root ah (or brū, as a substitute)

Root: ah (class 2)

जनाः (janāḥ) - people, men

(noun)

Nominative, masculine, plural of jana

jana - a person, people, mankind

Note: Subject of āhuḥ.

भुवि (bhuvi) - on earth, on the ground

(noun)

Locative, feminine, singular of bhu

bhu - earth, ground, world