Manavashrautasutra 7.2.2.16

7.2.2.16

agna āyūm̐ṣi pavase \\ ity āgneyam atigrāhyaṃ gṛhṇāti \\ agneś ca tvā brahmaṇaś ca tejasā juhomi \\ iti juhoti \\ agna āyuḥkāra \\ iti bhakṣayataḥ /

He draws the atigrāhya cup for Agni with: “O Agni, you purify life-breaths…”. He offers it with: “And with the brilliance of Agni and of the brahman I offer you.” With: “O Agni, life-maker…”, the two partake of it.