योगवासिष्ठः yogavāsiṣṭhaḥ - book-3, chapter-32, verse-17

संशान्तशङ्खसंघाततूर्यनिर्ह्राददुन्दुभि ।
भूतलाकाशसंलीनसर्वपांसुपयोधरम् ॥ १७ ॥

saṃśāntaśaṅkhasaṃghātatūryanirhrādadundubhi ,
bhūtalākāśasaṃlīnasarvapāṃsupayodharam 17

17. saṃśāntaśaṅkhasaṃghātatūryanirhrādadundubhi
bhūtalaākāśasaṃlīnasarvapāṃsupayodharam

17. saṃśāntaśaṅkhasaṃghātatūryanirhrādadundubhi
bhūtalaākāśasaṃlīnasarvapāṃsupayodharam

17. The battleground was quieted, with the clamor of conch shells, massed trumpets, and war drums completely ceased, and all the dust, resembling clouds, had settled into the earth and sky.

Words meanings summery:

• संशान्तशङ्खसंघाततूर्यनिर्ह्राददुन्दुभि (saṁśāntaśaṅkhasaṁghātatūryanirhrādadundubhi) - describing a battlefield where the loud sounds of instruments have fallen silent, indicating a pause or end of fighting (having the clamor of conch shells, massed trumpets, and war drums completely ceased)

• भूतलआकाशसंलीनसर्वपांसुपयोधरम् (bhūtalaākāśasaṁlīnasarvapāṁsupayodharam) - describing a battlefield where the dust raised during combat has settled, restoring clarity to the environment (having all the dust-clouds merged into the earth and sky)

Words meanings and morphology

संशान्तशङ्खसंघाततूर्यनिर्ह्राददुन्दुभि (saṁśāntaśaṅkhasaṁghātatūryanirhrādadundubhi) - describing a battlefield where the loud sounds of instruments have fallen silent, indicating a pause or end of fighting (having the clamor of conch shells, massed trumpets, and war drums completely ceased)

Note: A complex Bahuvrihi compound functioning as an adjective describing a battlefield or similar scene.

भूतलआकाशसंलीनसर्वपांसुपयोधरम् (bhūtalaākāśasaṁlīnasarvapāṁsupayodharam) - describing a battlefield where the dust raised during combat has settled, restoring clarity to the environment (having all the dust-clouds merged into the earth and sky)

(adjective)

Accusative, neuter, singular of bhūtalaākāśasaṃlīnasarvapāṃsupayodhara

bhūtalaākāśasaṁlīnasarvapāṁsupayodhara - one where all the dust, like clouds, has merged into the earth and sky

Compound type : bahuvrihi (bhūtala+ākāśa+saṃlīna+sarva+pāṃsu+payodhara)

• bhūtala – earth's surface, ground
  noun (neuter)
  compound of bhū (earth) and tala (surface)
• ākāśa – sky, space, ether
  noun (masculine)
  from prefix ā- and root kāś (to shine, appear)
  Prefix: ā
  Root: kāś (class 1)
• saṃlīna – merged, dissolved, absorbed, hidden
  adjective
  Past Passive Participle
  PPP of prefix sam- and root lī (to cling, dissolve)
  Prefix: sam
  Root: lī (class 4)
• sarva – all, every, whole, entire
  adjective
• pāṃsu – dust, sand
  noun (masculine)
• payodhara – cloud (lit. water-bearer)
  noun (masculine)
  compound of payas (water) and dhara (bearing)

Note: Adjective modifying an implicit neuter noun like 'battlefield' (yuddham) or 'scene' (sthanam).