Rigveda 1.12.2

अ॒ग्निम॑ग्निं॒ हवी॑मभि॒: सदा॑ हवन्त वि॒श्पति॑म् ।ह॒व्य॒वाहं॑ पुरुप्रि॒यम्॥

agnimagniṃ havīmabhi: sadā havanta viśpatim |havyavāhaṃ purupriyam ||

Our plain-language meaning of this verse is waiting for scholar review.