Atharva Veda · Chapter 8.11

sodakrāmatsāntarikṣe caturdhā vikrāntātiṣṭhat

tāṃ devamanuṣyā abruvann iyameva tadveda yadubhaya upajīvememāmupa hvayāmahā iti

tāmupāhvayanta

ūrja ehi svadha ehi sūnṛta ehīrāvatyehīti

tasyā indro vatsa āsīdgāyatryabhidhānyabhramūdhaḥ

bṛhacca rathaṃtaraṃ ca dvau stanāvāstāṃ yajñāyajñiyaṃ ca vāmadevyaṃ ca dvau

oṣadhīreva rathaṃtareṇa devā aduhran vyaco bṛhatā

apo vāmadevyena yajñaṃ yajñāyajñiyena

oṣadhīrevāsmai rathaṃtaraṃ duhe vyaco bṛhat

apo vāmadevyaṃ yajñaṃ yajñāyajñiyaṃ ya veda