Rig Veda 8.84.2

Sanskrit text [Accents, Plain, Transliterated]:

क॒विमि॑व॒ प्रचे॑तसं॒ यं दे॒वासो॒ अध॑ द्वि॒ता । नि मर्त्ये॑ष्वाद॒धुः ॥
कविमिव प्रचेतसं यं देवासो अध द्विता । नि मर्त्येष्वादधुः ॥
kavim iva pracetasaṃ yaṃ devāso adha dvitā | ni martyeṣv ādadhuḥ ||

English translation:

“Whom he gods have set like a wise seer in a two-fold function among mortals.”

Commentary by Sāyaṇa: Ṛgveda-bhāṣya

Two-fold function: Agni'stwo functions are the gārhapatya and āhavanīya fires, or it may refer to his offices connected with thesaacrifice in heaven and earth

Details:

Ṛṣi (sage/seer): uśanā kāvyaḥ [uśanā kāvya];
Devatā (deity/subject-matter): agniḥ ;
Chandas (meter): virāḍgāyatrī ;
Svara (tone/note): Swar;

Padapatha [Accents, Plain, Transliterated]:

क॒विम्ऽइ॑व । प्रऽचे॑तसम् । यम् । दे॒वासः॑ । अध॑ । द्वि॒ता । नि । मर्त्ये॑षु । आ॒ऽद॒धुः ॥
कविम्इव । प्रचेतसम् । यम् । देवासः । अध । द्विता । नि । मर्त्येषु । आदधुः ॥
kavim-iva | pra-cetasam | yam | devāsaḥ | adha | dvitā | ni | martyeṣu | ādadhuḥ

Multi-layer Annotation of the Ṛgveda

[Rigveda 8.84.2 English analysis of grammar]