ṚV, 10, 39, 9.2 yuvam ṛbīsam uta taptam atraya omanvantaṃ cakrathuḥ saptavadhraye //

ŚāṅkhŚS, 1, 14, 3.0 upaśrutī divaspṛthivyor omanvatī te 'smin yajñe yajamāna dyāvāpṛthivī stām ity avasāya //