Apastambadharmasutra 2.7.17.22

2.7.17.22

trimadhus trisuparṇas triṇāciketaś caturmedhaḥ pañcāgnir jyeṣṭhasāmago# vedādhyāyy anūcānaputraḥ śrotriya ity ete śrāddhe [bhuñjānāḥ paṅktipāvanā [bhavanti / ( K jyeṣṭhasāmiko )

The following persons sanctify the company if they eat at a funeral-sacrifice, viz. one who has studied the three verses of the Veda containing the word 'Madhu,' each three times; one who has studied the part of the Veda containing the word 'Suparna' three times; a Trinâkiketa; one who has studied the Mantras required for the four sacrifices (called Asvamedha, Purushamedha, Sarvamedha, and Pitrimedha); one who keeps five fires; one who knows the Sâman called Gyeshtha; one who fulfils the duty of daily study; the son of one who has studied and is able to teach the whole Veda with its Aṅgas, and a Srotriya.