Vasishthadharmasutra 11.29

11.29

api vā bhojayet^ekam brāhmaṇam vedapāragam (c)/
śrutaśīlopasaṃpannam sarvālakṣaṇavarjitam (c)//

'Or he may entertain (at a Srâddha) even a single Brâhmana who has studied the whole Veda, who is distinguished by learning and virtue, and is free from all evil marks (on his body).'