
Rishi: Atharvanic tradition (late book; specific ṛṣi attribution varies by anukramaṇī)
Devata: Brahmaṇaspati (Bṛhaspati)
Chandas: Anuṣṭubh-like
It is used to increase lifespan (āyus) and vital breath (prāṇa), and also to support prosperity—offspring, cattle/wealth, and good fame—for the yajamāna.
Because he embodies the power of sacred speech and ritual efficacy; the hymn asks him to rise and awaken the gods through yajña so the boons of life and prosperity become active.
No specific herb or amulet is indicated in the verse. The ‘substance’ emphasized is yajña itself—an offering or simple sacrificial act performed with correct intention and recitation.