TS, 2, 2, 9, 2.3 etayaiva yajetābhicaryamāṇo devatābhir eva devatāḥ praticarati yajñena yajñaṃ vācā vācam brahmaṇā brahma sa devatāś caiva yajñaṃ ca madhyato vyavasarpati tasya na kutaścanopāvyādho bhavati /