Śatapatha Brāhmaṇa ("of a hundred paths") 14.2.1.7

14.2.1.7

atha gāmāhvayati jaghanena gārhapatyaṃ yanniḍa ehyadita ehi sarasvatyehītīḍā hi gauraditirhi gauḥ sarasvatī hi gauratho tairāhvayati nāmnāsāvehyasāvehīti triḥ

He then calls the cow, whilst stepping behind the Gârhapatya (Vâg. S. XXXVIII, 2), 'Idâ, come hither! Aditi, come hither! Sarasvatî, come hither!' for the cow is Idâ, and the cow is Aditi, and the cow is Sarasvatî. And he also calls her by her (real) name, with these (formulas), 'N.N., come hither!' thus thrice.