The Law Code of Devala 7.5: Nirṇayasindhu · Śūdrakamalākara · Śuddhikaumudī (Govindānanda Kavikaṅkaṇācārya)

7.5

ādyāhaḥsu nivṛtteṣu susnātāḥ kṛtamaṅgalāḥ | āśaucād dvijā mucyante brāhmaṇān svasti vācya ca

If what is undrinkable has been drunk, and what is inedible has been eaten, / and intercourse with an illicit woman has been performed by a Brahmin carried off by Mlecchas,

When the first days are over, the twice-born, well bathed and having performed auspicious rites and made the Brahmins pronounce a blessing, are freed from impurity.