Rishi: Traditional: Pitṛ-invocation lineage (often treated as anonymous/ritual formula within VS)
Devata: Pitaraḥ (Agniṣvātta Pitṛs)
Chandas: Trīṣṭubh (predominant cadence; mixed/ritual prose-like trīṣṭubh in some recensions)
Samhita Patha (Devanagari)आ य॑न्तु नः पि॒तर॑: सो॒म्यासो॑ऽग्निष्वा॒त्ताः प॒थिभि॑र्देव॒यानै॑: । अ॒स्मिन् य॒ज्ञे स्व॒धया॒ मद॒न्तोऽधि॑ ब्रुवन्तु॒ ते॒ऽवन्त्व॒स्मान्
Transliterationā́ yantu naḥ pitáraḥ somyā́so’gniṣvāttā́ḥ pathíbhiḥ devayā́naiḥ | asmín yajñé svadháyā madánto’dhí bruvantu té’vantu asmā́n ||
Translationਸਾਡੇ ਪਿਤਰ—ਸੋਮ੍ਯ, ਅਗ੍ਨਿਸ਼੍ਵਾਤ੍ਤ—ਦੇਵਯਾਨ ਮਾਰਗਾਂ ਰਾਹੀਂ ਇੱਥੇ ਆਉਣ। ਇਸ ਯਜ੍ਞ ਵਿੱਚ ਸ੍ਵਧਾ ਨਾਲ ਪ੍ਰਸੰਨ ਹੋ ਕੇ ਉਹ ਸਾਡੇ ਉੱਤੇ ਆਸ਼ੀਰਵਚਨ ਬੋਲਣ; ਉਹ ਸਾਨੂੰ ਰੱਖਣ ਅਤੇ ਸਹਾਇਤਾ ਕਰਨ।
Padapatha (Word Analysis)आ । यन्तु । नः । पितरः । सोम्यासः । अग्निष्वात्ताः । पथिभिः । देवयानैः । अस्मिन् । यज्ञे । स्वधया । मदन्तः । अधि । ब्रुवन्तु । ते । अवन्तु । अस्मान्
Word by Wordआhither; towards (inviting) पितरःthe Fathers (ancestors) सोम्यासःSoma-worthy; connected with Soma अग्निष्वात्ताःthe Agniṣvātta (class of Fathers) देवयानैःby the god-going (divine) [paths] स्वधयाwith svadhā (ancestral oblation/refreshment) मदन्तःrejoicing; being exhilarated अधिover; upon; in addition ब्रुवन्तुlet (them) speak; pronounce अवन्तुlet (them) protect; aid 
Entities MentionedP
Pitaraḥ (Agniṣvātta, Somyāsaḥ) Viniyoga (Ritual Application)