Hiranyakeshigrihyasutra 2.3.8.5

2.3.8.5

yathoḍhumudakāni pradāyopastīrṇābhighāritāṃstrīnodanānkalpayitvā yathoḍhamevopasparśayati \ upaspṛśatu mīḍhvānmīḍhuṣe svāhā \ upaspṛśatu mīḍhuṣī mīḍhuṣyai svāhā \ jayanta upaspṛśatu jayantāya svāhā \ iti \5\

He gives them water to drink in the same order in which they have been led (to their places), prepares three messes of boiled rice, 'spreading under' and sprinkling (Âgya) on them, and touches (the three beasts with those portions of rice) in the order in which they have been led (to their places), with (the Mantras), 'May he, the bountiful one, touch it. To the bountiful one svâhâ! May she, the bountiful one, touch it. To the bountiful one svâhâ! May the conqueror touch it. To the conqueror svâhâ!'