Rishi: Not specified in the excerpt (Śukla-Yajurvedic transmission).
Devata: The divine ‘Leader’ (netṛ), commonly interpreted as Agni in ritual setting.
Chandas: Yajus (prose/metrical hybrid; not securely assignable here).
Samhita Patha (Devanagari)विश्वो॑ दे॒वस्य॑ ने॒तुर्मर्तो॑ वुरीत स॒ख्यम् । विश्वो॑ रा॒य इ॑षुध्यति द्यु॒म्नं वृ॑णीत पु॒ष्यसे॒ स्वाहा॑ ॥
Transliterationviśvó devásya netúr márto vurīta sakhyám | viśvó rāyá iṣudhyati dyumnáṃ vṛṇīta púṣyase svā́hā ||
Translationปุถุชนทั้งปวงแสวงมิตรภาพกับเทพผู้เป็นผู้นำ; ทุกคนเร่งเร้าเพื่อทรัพย์ และเลือกเอารัศมีเกียรติยศ เพื่อจะเจริญรุ่งเรือง—สวาหา!
Padapatha (Word Analysis)विश्वः॑ । दे॒वस्य॑ । ने॒तुः । मर्तः॑ । वु॒री॒त॒ । स॒ख्यम् । विश्वः॑ । रा॒यः । इ॒षु॒ध्य॒ति॒ । द्यु॒म्नम् । वृ॒णी॒त॒ । पु॒ष्यसे॑ । स्वाहा॑ ।
Word by Wordइषुध्यतिseeks, strives for द्यु्म्नम्splendour, glory पुष्यसेyou prosper / may you thrive स्वाहाsvāhā (hail; offering-call) 
Entities MentionedA
Agni (as Netṛ, ‘Leader’)N
Netṛ (Divine Leader, epithet) Viniyoga (Ritual Application)