The Law Code of Yājñavalkya 1.10.212

1.10.212

tatra tripakṣād arvāg yat pretakarma tad dāhadivasād ārabhyāhitāgneḥ kāryam | tripakṣād ūrdhvaṃ yac chrāddhaṃ tan maraṇadivasa evety arthaḥ | anāhitāgnes tu sarvaṃ mṛtāha eva | ādyam ekādaśe 'hani ity āśaucopalakṣaṇam iti kecit | śucinā karma kartavyam iti śudder aṇgatvāt, athāśaucāpagama iti sāmānyena sarveṣāṃ varṇānām upakramya, ekoddiṣṭasya viṣṇunā vihitatvāc ca (ViDh 22.1–4) | tad ayuktam,

There, the rite for the deceased that occurs prior to three fortnights is to be performed for an āhitāgni beginning from the day of cremation; the ancestral rite that occurs after three fortnights takes place on the day of death itself—such is the meaning. But for one who has not established sacred fires, everything [is performed] on the day of death alone. Some say that [the phrase] “the first on the eleventh day” is an indirect indication of [the cessation of] ritual defilement; because purity is an auxiliary part [of a rite], as in “a rite must be performed by one who is pure,” and because Viṣṇu, having introduced [the topic] generally for all classes with “now, upon the cessation of ritual defilement,” ordained the ekoddiṣṭa. That is improper,