Manavashrautasutra 11.2.9

11.2.9

snātānām upariṣṭān nairṛtaṃ payasi sthālīpākam̐ śrapayitvā kāśmaryamayaṃ paridhim idhmam̐ sruksruvam̐ saṃmṛjyāghārāv ājyabhāgau hutvāsunvantam ayajamānam iti catasraḥ sthālīpākasya hutvā kayā śubhā savayasas \\ iti pañcadaśājyāhutīr juhuyāt \\ mā nas toke \\ iti yā te rudra śivā tanūr iti pañca //

After they have bathed, having cooked a boiled pot-offering dedicated to Nirṛti in milk, having wiped the kāśmarya enclosing sticks, the fuel, the ladles, and the dipping spoon, having offered the two libations of clarified butter and the two clarified butter portions, having offered four portions of the boiled pot-offering with "The one who presses not, who sacrifices not…", he should offer fifteen clarified butter oblations with "With what splendor, of the same age…"; with "Not our children…" and "Whatever body of thine is auspicious, O Rudra…", five.