महाभारतः mahābhārataḥ - book-2, chapter-12, verse-13

तस्य यज्ञस्य समयः स्वाधीनः क्षत्रसंपदा ।
साम्ना षडग्नयो यस्मिंश्चीयन्ते संशितव्रतैः ॥१३॥

13. tasya yajñasya samayaḥ svādhīnaḥ kṣatrasaṁpadā ,
sāmnā ṣaḍagnayo yasmiṁścīyante saṁśitavrataiḥ.

13. tasya yajñasya samayaḥ svādhīnaḥ kṣatrasampadā
sāmnā ṣaṭ agnayaḥ yasmin cīyante saṃśitavrataiḥ

13. tasya yajñasya samayaḥ kṣatrasampadā svādhīnaḥ
yasmin saṃśitavrataiḥ sāmnā ṣaṭ agnayaḥ cīyante

13. The time for that Vedic ritual (yajña) is under the control of royal power and prosperity. In this ritual, six fires are ritually arranged with Sāman chants by those who are firm in their vows.

Words meanings summery:

• तस्य (tasya) - of that (of that, his, her, its)

• यज्ञस्य (yajñasya) - of the Vedic ritual (yajña) (of the Vedic ritual, of the sacrifice)

• समयः (samayaḥ) - the time, the occasion (time, occasion, appointed time, agreement)

• स्वाधीनः (svādhīnaḥ) - under one's own control, subject to oneself (self-controlled, independent, subject to oneself)

• क्षत्रसम्पदा (kṣatrasampadā) - by royal power and prosperity (by royal power, by the wealth of kṣatriyas)

• साम्ना (sāmnā) - with Sāman chants (with a Sāman chant, by chanting)

• षट् (ṣaṭ) - six

• अग्नयः (agnayaḥ) - fires

• यस्मिन् (yasmin) - in this (ritual) (in which, wherein)

• चीयन्ते (cīyante) - are ritually arranged (are piled, are arranged, are gathered)

• संशितव्रतैः (saṁśitavrataiḥ) - by those who are firm in their vows (by those with sharpened vows, by the firm-vowed)

Words meanings and morphology

तस्य (tasya) - of that (of that, his, her, its)

(pronoun)

Genitive, masculine, singular of tad

tad - that, he, she, it

Note: Refers to the Vedic ritual (yajña).

यज्ञस्य (yajñasya) - of the Vedic ritual (yajña) (of the Vedic ritual, of the sacrifice)

(noun)

Genitive, masculine, singular of yajña

yajña - Vedic ritual, sacrifice, offering

Root: yaj (class 1)

समयः (samayaḥ) - the time, the occasion (time, occasion, appointed time, agreement)

(noun)

Nominative, masculine, singular of samaya

samaya - time, occasion, appointed time, agreement, convention

From sam-i + a

Prefix: sam

Root: i (class 2)

स्वाधीनः (svādhīnaḥ) - under one's own control, subject to oneself (self-controlled, independent, subject to oneself)

(adjective)

Nominative, masculine, singular of svādhīna

svādhīna - self-dependent, independent, under one's own control

Compound of sva (one's own) + adhīna (dependent)

Compound type : bahuvrīhi (sva+adhīna)

• sva – one's own, self
  pronoun
• adhīna – dependent, subject to
  adjective
  From adhi-ī (to go over)
  Prefix: adhi
  Root: ī (class 2)

Note: Agrees with samayaḥ.

क्षत्रसम्पदा (kṣatrasampadā) - by royal power and prosperity (by royal power, by the wealth of kṣatriyas)

(noun)

Instrumental, feminine, singular of kṣatrasampad

kṣatrasampad - royal wealth, power of kṣatriyas, military resources

Compound of kṣatra (royalty, military class) + sampad (wealth, prosperity)

Compound type : tatpuruṣa (kṣatra+sampad)

• kṣatra – rule, dominion, royal power, the kṣatriya class
  noun (neuter)
  Root: kṣi (class 1)
• sampad – success, wealth, prosperity, accomplishment
  noun (feminine)
  From sam-pad (to go together)
  Prefix: sam
  Root: pad (class 4)

साम्ना (sāmnā) - with Sāman chants (with a Sāman chant, by chanting)

(noun)

Instrumental, neuter, singular of sāman

sāman - a Vedic hymn set to music, a chant, a Sāman chant

षट् (ṣaṭ) - six

(numeral)

Note: The base ṣaṣ takes the form ṣaṭ before a vowel or soft consonant.

अग्नयः (agnayaḥ) - fires

(noun)

Nominative, masculine, plural of agni

agni - fire, god of fire

यस्मिन् (yasmin) - in this (ritual) (in which, wherein)

(pronoun)

Locative, masculine, singular of yad

yad - which, what, that

Note: Refers to the yajña (masculine).

चीयन्ते (cīyante) - are ritually arranged (are piled, are arranged, are gathered)

(verb)

3rd person , plural, passive, present (laṭ) of cī

Root: ci (class 5)

Note: The passive form cīyante implies the fires are piled by someone.

संशितव्रतैः (saṁśitavrataiḥ) - by those who are firm in their vows (by those with sharpened vows, by the firm-vowed)

(adjective)

Instrumental, masculine, plural of saṃśitavrata

saṁśitavrata - one whose vows are sharpened/firmly resolved

Bahuvrīhi compound: saṃśita (sharpened, firm) + vrata (vow, religious observance)

Compound type : bahuvrīhi (saṃśita+vrata)

• saṃśita – sharpened, firm, resolute, determined
  adjective
  Past Passive Participle
  From sam-śi (to sharpen)
  Prefix: sam
  Root: śi (class 2)
• vrata – vow, religious observance, sacred rule, duty
  noun (neuter)

Note: Agrees with implied agents of cīyante.