महाभारतः mahābhārataḥ - book-5, chapter-10, verse-13

गच्छध्वमृषिभिः सार्धं गन्धर्वैश्च सुरोत्तमाः ।
वृत्रस्य सह शक्रेण संधिं कुरुत माचिरम् ॥१३॥

13. gacchadhvamṛṣibhiḥ sārdhaṁ gandharvaiśca surottamāḥ ,
vṛtrasya saha śakreṇa saṁdhiṁ kuruta māciram.

13. gacchadhvam ṛṣibhiḥ sārdham gandharvaiḥ ca sura-uttamāḥ
vṛtrasya saha śakreṇa sandhim kuruta mā ciram

13. O best of gods, go along with the sages and the Gandharvas. Without delay, make a treaty of Vṛtra with Indra (śakra).

Words meanings summery:

• गच्छध्वम् (gacchadhvam) - you all go

• ऋषिभिः (ṛṣibhiḥ) - with sages

• सार्धम् (sārdham) - with, along with

• गन्धर्वैः (gandharvaiḥ) - with Gandharvas

• च (ca) - and, also

• सुर-उत्तमाः (sura-uttamāḥ) - O best of gods!

• वृत्रस्य (vṛtrasya) - of Vṛtra

• सह (saha) - with, together with

• शक्रेण (śakreṇa) - with Indra

• सन्धिम् (sandhim) - treaty, peace, union

• कुरुत (kuruta) - you all make, do

• मा (mā) - not, do not (prohibitive)

• चिरम् (ciram) - quickly, without delay (used with mā) (for a long time, delayed, quickly (in context of mā ciram))

Words meanings and morphology

गच्छध्वम् (gacchadhvam) - you all go

(verb)

2nd person , plural, active, imperative (loṭ) of gam

Root: gam (class 1)

Note: Ātmanepada ending for 2nd plural imperative

ऋषिभिः (ṛṣibhiḥ) - with sages

(noun)

Instrumental, masculine, plural of ṛṣi

ṛṣi - sage, seer, inspired poet

सार्धम् (sārdham) - with, along with

(indeclinable)

Note: Used adverbially, typically with instrumental case

गन्धर्वैः (gandharvaiḥ) - with Gandharvas

(noun)

Instrumental, masculine, plural of gandharva

gandharva - Gandharva (a class of celestial beings, musicians in Indra's court)

च (ca) - and, also

(indeclinable)

सुर-उत्तमाः (sura-uttamāḥ) - O best of gods!

(noun)

Vocative, masculine, plural of surottama

surottama - best among the gods, chief of the gods

Compound type : tatpuruṣa (sura+uttama)

• sura – god, deity
  noun (masculine)
• uttama – best, highest, supreme
  adjective (masculine)

वृत्रस्य (vṛtrasya) - of Vṛtra

(proper noun)

Genitive, masculine, singular of vṛtra

vṛtra - Vṛtra (a powerful asura, or demon, in Hindu mythology, personifying drought and chaos)

सह (saha) - with, together with

(indeclinable)

Note: Used adverbially, typically with instrumental case

शक्रेण (śakreṇa) - with Indra

(proper noun)

Instrumental, masculine, singular of śakra

śakra - Indra (name of the chief of the devas), mighty, powerful

सन्धिम् (sandhim) - treaty, peace, union

(noun)

Accusative, masculine, singular of sandhi

sandhi - joining, union, junction, treaty, alliance, peace

Root: dhā (class 3)

कुरुत (kuruta) - you all make, do

(verb)

2nd person , plural, active, imperative (loṭ) of kṛ

Root: kṛ (class 8)

मा (mā) - not, do not (prohibitive)

(indeclinable)

चिरम् (ciram) - quickly, without delay (used with mā) (for a long time, delayed, quickly (in context of mā ciram))

(indeclinable)

Note: Used adverbially (adverbial accusative)