Agniveshyagrihyasutra 2.5.1.33

2.5.1.33

āpo hi ṣṭhā mayo bhuva iti tisṛbhiḥ hiraṇyavarṇāḥ śucayaḥ pāvakā iti catasṛbhiḥ pavamānaḥ suvarjana ityetenānuvākena mārjayitvā svena svena mantreṇa gandhapuṣpadhūpadīpairabhyarcya balimupahṛtya namaskṛtya pravāhya jaghanenāgniṃ prāṅmukha upaviśya adbhirmārjayate āpo hi ṣṭhā mayo bhuva ityādibhiḥ \

Having sprinkled with water with the three verses 'Waters, indeed, you are wholesome,' the four verses 'Golden-colored, pure, purifying,' and the section 'The purifying [Soma], who wins heaven'; having worshiped [each planet] with its respective mantra, with perfume, flowers, incense, and lamps; having presented the bali offering; having bowed; having dispatched [them]; having sat down to the west of the fire facing east—he sprinkles himself with water with 'Waters, indeed, you are wholesome' and the following verses.