Rig Veda 1.15.12

Sanskrit text [Accents, Plain, Transliterated]:

गार्ह॑पत्येन सन्त्य ऋ॒तुना॑ यज्ञ॒नीर॑सि । दे॒वान्दे॑वय॒ते य॑ज ॥
गार्हपत्येन सन्त्य ऋतुना यज्ञनीरसि । देवान्देवयते यज ॥
gārhapatyena santya ṛtunā yajñanīr asi | devān devayate yaja ||

English translation:

“Giver of rewards (Agni = santya, from san, to give), being identified with the household fire, and partaker with Ṛtu of the sacrifice, worship the gods on behalf of their adorer.”

Details:

Ṛṣi (sage/seer): medhātithiḥ kāṇvaḥ [medhātithi kāṇva];
Devatā (deity/subject-matter): agniḥ ;
Chandas (meter): nicṛdgāyatrī ;
Svara (tone/note): Swar;

Padapatha [Accents, Plain, Transliterated]:

गार्ह॑पत्येन । स॒न्त्य॒ । ऋ॒तुना॑ । य॒ज्ञ॒ऽनीः । अ॒सि॒ । दे॒वान् । दे॒व॒य॒ते । य॒ज॒ ॥
गार्हपत्येन । सन्त्य । ऋतुना । यज्ञनीः । असि । देवान् । देवयते । यज ॥
gārhapatyena | santya | ṛtunā | yajña-nīḥ | asi | devān | devayate | yaja

Multi-layer Annotation of the Ṛgveda

[Rigveda 1.15.12 English analysis of grammar]