योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-86, verse-8

तेपतुस्तौ तपो घोरं जलाहारौ तरुस्थिती ।
एकं पानीयचुलकं पीत्वा दिवसपर्यये ॥ ८ ॥

tepatustau tapo ghoraṃ jalāhārau tarusthitī ,
ekaṃ pānīyaculakaṃ pītvā divasaparyaye 8

8. tepatuḥ tau tapaḥ ghoram jala-āhārau taru-sthitau
ekam pānīya-culakam pītvā divasa-paryaye

8. tau taru-sthitau jala-āhārau ghoram tapaḥ
tepatuḥ divasa-paryaye ekam pānīya-culakam pītvā

8. Those two performed severe asceticism (tapas), remaining in a tree and subsisting on water. At the end of the day, they would drink a single palmful of water.

Words meanings summery:

• तेपतुः (tepatuḥ) - they two performed austerities, heated themselves

• तौ (tau) - Referring to the two ascetics. (those two, they two)

• तपः (tapaḥ) - Refers to the severe ascetic practice. (austerity, asceticism, penance, heat)

• घोरम् (ghoram) - terrible, dreadful, severe, fearful

• जल-आहारौ (jala-āhārau) - Referring to the two individuals who consumed only water. (subsisting on water, whose food is water)

• तरु-स्थितौ (taru-sthitau) - Referring to the two individuals who stayed in a tree. (remaining in a tree, stationed in a tree)

• एकम् (ekam) - one, a single

• पानीय-चुलकम् (pānīya-culakam) - a palmful of water

• पीत्वा (pītvā) - having drunk

• दिवस-पर्यये (divasa-paryaye) - at the end of the day, when the day ends

Words meanings and morphology

तेपतुः (tepatuḥ) - they two performed austerities, heated themselves

(verb)

3rd person , dual, active, perfect (Lit) of तप्

Perfect (Lit)

3rd person dual, active voice, Perfect tense

Root: तप् (class 1)

तौ (tau) - Referring to the two ascetics. (those two, they two)

(pronoun)

Nominative, masculine, dual of तत्

तत् - that, those

Note: Refers to the two persons performing tapas.

तपः (tapaḥ) - Refers to the severe ascetic practice. (austerity, asceticism, penance, heat)

(noun)

Accusative, neuter, singular of तपस्

तपस् - heat, penance, austerity, asceticism

घोरम् (ghoram) - terrible, dreadful, severe, fearful

(adjective)

Accusative, neuter, singular of घोर

घोर - dreadful, terrible, fearful, severe

Note: Qualifies 'tapaḥ'.

जल-आहारौ (jala-āhārau) - Referring to the two individuals who consumed only water. (subsisting on water, whose food is water)

(adjective)

Nominative, masculine, dual of जलाहार

जलाहार - water-food, subsisting on water

Compound type : Bahuvrihi (जल+आहार)

• जल – water
  noun (neuter)
• आहार – food, sustenance
  noun (masculine)
  From ā-√hṛ.
  Prefix: आ
  Root: हृ (class 1)

Note: Qualifies 'tau'.

तरु-स्थितौ (taru-sthitau) - Referring to the two individuals who stayed in a tree. (remaining in a tree, stationed in a tree)

(adjective)

Nominative, masculine, dual of तरुस्थित

तरुस्थित - stationed in a tree, tree-situated

Compound type : Tatpurusha (तरु+स्थित)

• तरु – tree
  noun (masculine)
• स्थित – standing, situated, remaining
  adjective (masculine)
  Past Passive Participle
  From √sthā.
  Root: स्था (class 1)

Note: Qualifies 'tau'.

एकम् (ekam) - one, a single

(adjective)

Accusative, neuter, singular of एक

एक - one, single, unique

Note: Qualifies 'pānīyaculakam'.

पानीय-चुलकम् (pānīya-culakam) - a palmful of water

(noun)

Accusative, neuter, singular of पानीयचुलक

पानीयचुलक - palmful of water

Compound type : Tatpurusha (पानीय+चुलक)

• पानीय – drinkable, water
  noun (neuter)
  Gerundive
  From √pā (to drink).
  Root: पा (class 1)
• चुलक – a handful, a palmful
  noun (masculine)

पीत्वा (pītvā) - having drunk

(indeclinable)

Absolutive (Gerund)

From √pā (to drink).

Root: पा (class 1)

दिवस-पर्यये (divasa-paryaye) - at the end of the day, when the day ends

(noun)

Locative, masculine, singular of दिवसपर्यय

दिवसपर्यय - end of the day, daily cessation

Compound type : Tatpurusha (दिवस+पर्यय)

• दिवस – day
  noun (masculine)
• पर्यय – end, turn, rotation, succession
  noun (masculine)
  From pari-√i.
  Prefix: परि
  Root: इ (class 2)