Shatapatha Brahmana 9.1.2.25

9.1.2.25

tāni vaṃśe prabadhya | dakṣiṇārdhenāgnerantareṇa pariśritaḥ prāgagre vikarṣati samudrasya tvāvakayāgne parivyayāmasi pāvako asmabhyaṃ śivo bhaveti samudriyābhistvādbhiḥ śamayāma ityetat

Having tied them to a cane, he, in the first place, draws them eastwards along the right (south) part of the (body of the) altar inside the enclosing-stones, with (Vâg. S. XVII, 4), 'With the lotus-flower of the ocean we encompass thee, O Agni: be thou bright and propitious unto us!' that is, 'With the waters of the ocean we appease thee.'