Rishi: Traditionally in RV 9 (Pavamāna Soma book), many hymns are attributed to various seers; for 9.67 the attribution varies by Anukramaṇī tradition—requires external concordance for exact rishi.
Devata: Agni (explicit address), within a Pavamāna-Soma context of purification; the verse invokes Agni’s inner flame as purifier through brahman.
Chandas: Likely Triṣṭubh/Jagatī family typical of RV 9; exact meter for 9.67.23 requires metrical scan or Anukramaṇī confirmation.