महाभारतः mahābhārataḥ - book-6, chapter-103, verse-87

यस्याहमधिरुह्याङ्कं बालः किल गदाग्रज ।
तातेत्यवोचं पितरं पितुः पाण्डोर्महात्मनः ॥८७॥

87. yasyāhamadhiruhyāṅkaṁ bālaḥ kila gadāgraja ,
tātetyavocaṁ pitaraṁ pituḥ pāṇḍormahātmanaḥ.

87. yasya aham adhiruhya aṅkam bālaḥ kila gadāgraja
tāta iti avocam pitaram pituḥ pāṇḍoḥ mahātmanaḥ

87. gadāgraja! bālaḥ aham yasya aṅkam adhiruhya tāta
iti avocam pitaram pituḥ pāṇḍoḥ mahātmanaḥ kila

87. O elder brother of Gada (Kṛṣṇa), as a child, I indeed climbed upon his (Bhīṣma's) lap and called him "father," just as he was a father-figure to the great-souled Pāṇḍu.

Words meanings summery:

• यस्य (yasya) - whose, of whom

• अहम् (aham) - I

• अधिरुह्य (adhiruhya) - having climbed upon, having ascended

• अङ्कम् (aṅkam) - lap, side, mark

• बालः (bālaḥ) - a child, young boy

• किल (kila) - indeed, surely, it is said

• गदाग्रज (gadāgraja) - An epithet for Kṛṣṇa, addressed by Arjuna (O elder brother of Gada)

• तात (tāta) - Used as a term of address for a father or elder figure (father, dear one)

• इति (iti) - thus, so, saying

• अवोचम् (avocam) - I spoke, I said

• पितरम् (pitaram) - Referring to Bhīṣma, who was a father-figure (father (accusative))

• पितुः (pituḥ) - of the father

• पाण्डोः (pāṇḍoḥ) - of Pāṇḍu

• महात्मनः (mahātmanaḥ) - Referring to Pāṇḍu (of the great-souled one)

Words meanings and morphology

यस्य (yasya) - whose, of whom

(pronoun)

Genitive, masculine, singular of yad

yad - which, who, what

अहम् (aham) - I

(pronoun)

Nominative, singular of asmad

asmad - I, we

अधिरुह्य (adhiruhya) - having climbed upon, having ascended

(indeclinable)

root 'ruh' with prefix 'adhi'

Prefix: adhi

Root: ruh (class 1)

Note: absolutive form

अङ्कम् (aṅkam) - lap, side, mark

(noun)

Accusative, masculine, singular of aṅka

aṅka - lap, side, mark, number

बालः (bālaḥ) - a child, young boy

(noun)

Nominative, masculine, singular of bāla

bāla - child, young, boy

किल (kila) - indeed, surely, it is said

(indeclinable)

गदाग्रज (gadāgraja) - An epithet for Kṛṣṇa, addressed by Arjuna (O elder brother of Gada)

(proper noun)

Vocative, masculine, singular of gadāgraja

gadāgraja - elder brother of Gada

Compound type : tatpuruṣa (gadā+agraja)

• gadā – mace
  noun (feminine)
• agraja – elder brother, first-born
  noun (masculine)

तात (tāta) - Used as a term of address for a father or elder figure (father, dear one)

(noun)

Vocative, masculine, singular of tāta

tāta - father, dear one, sir

इति (iti) - thus, so, saying

(indeclinable)

अवोचम् (avocam) - I spoke, I said

(verb)

1st person , singular, active, aorist (luṅ) of vac

Root: vac (class 2)

पितरम् (pitaram) - Referring to Bhīṣma, who was a father-figure (father (accusative))

(noun)

Accusative, masculine, singular of pitṛ

pitṛ - father

पितुः (pituḥ) - of the father

(noun)

Genitive, masculine, singular of pitṛ

pitṛ - father

पाण्डोः (pāṇḍoḥ) - of Pāṇḍu

(proper noun)

Genitive, masculine, singular of pāṇḍu

pāṇḍu - Pāṇḍu (name of a king, father of the Pāṇḍavas)

महात्मनः (mahātmanaḥ) - Referring to Pāṇḍu (of the great-souled one)

(adjective)

Genitive, masculine, singular of mahātman

mahātman - great-souled, noble-minded, exalted

Compound type : bahuvrīhi (mahat+ātman)

• mahat – great, large, important
  adjective
• ātman – self, soul, spirit (ātman)
  noun (masculine)