Angirasasmriti 1.884

1.884

śrāddhamukteḥ paraṃ teṣāṃ dvijānāṃ karaśuddhaye /
tilairhastodakaṃ kāryaṃ ṣaḍvāraṃ darbhapuñjataḥ //

After the completion of the ancestral rite, for the purification of the hands of those twice-born men,
water for the hands with sesame seeds should be poured six times from a bunch of darbha grass;