Rig Veda 1.8.2

Sanskrit text [Accents, Plain, Transliterated]:

नि येन॑ मुष्टिह॒त्यया॒ नि वृ॒त्रा रु॒णधा॑महै । त्वोता॑सो॒ न्यर्व॑ता ॥
नि येन मुष्टिहत्यया नि वृत्रा रुणधामहै । त्वोतासो न्यर्वता ॥
ni yena muṣṭihatyayā ni vṛtrā ruṇadhāmahai | tvotāso ny arvatā ||

English translation:

“By which we may repel our enemies, whether (encountering them) hand to hand, or on horse-back; ever protected by you. (muṣṭihatyayā = muṣṭiprahāreṇa) = lit. by striking with the fist; on horseback = with a horse (a reference to infantry and cavalry)].”

Details:

Ṛṣi (sage/seer): madhucchandāḥ vaiśvāmitraḥ [madhucchandas vaiśvāmitra];
Devatā (deity/subject-matter): indra:;
Chandas (meter): virāḍgāyatrī ;
Svara (tone/note): Swar;

Padapatha [Accents, Plain, Transliterated]:

नि । येन॑ । मु॒ष्टि॒ऽह॒त्यया॑ । नि । वृ॒त्रा । रु॒णधा॑महै । त्वाऽऊ॑तासः । नि । अर्व॑ता ॥
नि । येन । मुष्टिहत्यया । नि । वृत्रा । रुणधामहै । त्वाऊतासः । नि । अर्वता ॥
ni | yena | muṣṭi-hatyayā | ni | vṛtrā | ruṇadhāmahai | tvāūtāsaḥ | ni | arvatā

Multi-layer Annotation of the Ṛgveda

[Rigveda 1.8.2 English analysis of grammar]