योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-85, verse-26

त्रिप्रवाहा त्रिपथगा कृतोर्ध्वाधोगमागमा ।
जगद्यज्ञोपवीताभा स्फुरतीन्दुकलामला ॥ २६ ॥

tripravāhā tripathagā kṛtordhvādhogamāgamā ,
jagadyajñopavītābhā sphuratīndukalāmalā 26

26. tri-pravāhā tri-pathagā kṛtordhvādho-gamāgamā
jagad-yajñopavītābhā sphurati indukalāmalā

26. tri-pravāhā tri-pathagā kṛtordhvādho-gamāgamā
jagad-yajñopavītābhā indukalāmalā sphurati

26. Having three streams and flowing in three paths, with its course characterized by upward and downward movements, it shines like the sacred thread (yajñopavīta) of the world, spotless like a digit of the moon.

Words meanings summery:

• त्रि-प्रवाहा (tri-pravāhā) - having three streams/currents

• त्रि-पथगा (tri-pathagā) - flowing in three paths (heaven, earth, underworld) (going by three paths, moving in three ways)

• कृतोर्ध्वाधो-गमागमा (kṛtordhvādho-gamāgamā) - whose course is marked by upward and downward movements (having performed/made upward and downward movements)

• जगद्-यज्ञोपवीताभा (jagad-yajñopavītābhā) - resembling the sacred thread of the world

• स्फुरति (sphurati) - shines, gleams, vibrates, trembles

• इन्दुकलामला (indukalāmalā) - spotless like a digit of the moon

Words meanings and morphology

त्रि-प्रवाहा (tri-pravāhā) - having three streams/currents

(adjective)

Nominative, feminine, singular of tri-pravāhā

tri-pravāhā - having three streams or currents

`bahuvrīhi` compound from `tri` (three) + `pravāha` (stream).

Compound type : bahuvrīhi (tri+pravāha)

• tri – three
  numeral
• pravāha – stream, current, flow
  noun (masculine)
  Prefix: pra
  Root: vah (class 1)

Note: Modifies the implied subject (Ganges).

त्रि-पथगा (tri-pathagā) - flowing in three paths (heaven, earth, underworld) (going by three paths, moving in three ways)

(adjective)

Nominative, feminine, singular of tri-pathagā

tri-pathagā - moving in three paths/directions

`bahuvrīhi` compound from `tri` (three) + `patha` (path) + `ga` (going).

Compound type : bahuvrīhi (tri+patha+ga)

• tri – three
  numeral
• patha – path, road, way
  noun (masculine)
• ga – going, moving, situated in
  adjective (masculine)
  Agent noun suffix -ga
  Derived from root gam (to go)
  Root: gam (class 1)

Note: Modifies the implied subject (Ganges).

कृतोर्ध्वाधो-गमागमा (kṛtordhvādho-gamāgamā) - whose course is marked by upward and downward movements (having performed/made upward and downward movements)

(adjective)

Nominative, feminine, singular of kṛtordhvādho-gamāgama

kṛtordhvādho-gamāgama - that which has made upward and downward movements

`bahuvrīhi` compound with `kṛta` (done) as the first part, `ūrdhvādho-gamāgama` (up-down movement) as the second.

Compound type : bahuvrīhi (kṛta+ūrdhvādho-gamāgama)

• kṛta – done, made, performed
  adjective (masculine)
  Past Passive Participle
  Derived from root kṛ (to do, make)
  Root: kṛ (class 8)
• ūrdhvādho-gamāgama – upward and downward movement, ascent and descent
  noun (masculine)
  Compound of ūrdhva (up), adhaḥ (down), gama (going), āgama (coming)

Note: Modifies the implied subject (Ganges).

जगद्-यज्ञोपवीताभा (jagad-yajñopavītābhā) - resembling the sacred thread of the world

(adjective)

Nominative, feminine, singular of jagat-yajñopavītābhā

jagat-yajñopavītābhā - having the appearance/splendor of the world's sacred thread

Compound: `jagat` (world) + `yajñopavīta` (sacred thread) + `ābhā` (resemblance).

Compound type : tatpuruṣa-bahuvrīhi (jagat+yajñopavīta+ābhā)

• jagat – world, universe, moving
  noun (neuter)
  Root: gam (class 1)
• yajñopavīta – sacred thread worn by upper-caste Hindus
  noun (neuter)
  Compound: yajña (sacrifice) + upavīta (thread)
• ābhā – splendor, light, appearance, resemblance
  noun (feminine)
  Prefix: ā
  Root: bhā (class 2)

Note: Modifies the implied subject (Ganges).

स्फुरति (sphurati) - shines, gleams, vibrates, trembles

(verb)

3rd person , singular, active, present (laṭ) of sphur

Present tense, 3rd person singular, Active voice

Derived from root `sphur` (Class 6).

Root: sphur (class 6)

इन्दुकलामला (indukalāmalā) - spotless like a digit of the moon

(adjective)

Nominative, feminine, singular of indukalāmala

indukalāmala - spotless like a moon digit, pure as a crescent moon

Compound of `indu-kalā` (moon digit) + `amala` (spotless, pure).

Compound type : bahuvrīhi (indukalā+amala)

• indukalā – digit of the moon, crescent moon
  noun (feminine)
  Compound: indu (moon) + kalā (digit/part)
• amala – spotless, pure, stainless, clear
  adjective (masculine)
  a (not) + mala (dirt)

Note: Modifies the implied subject (Ganges).