Digha Nikaya 1:196
SUJATOPuna caparaṁ, gahapatayo, dussīlo sīlavipanno yaññadeva parisaṁ upasaṅkamati—yadi khattiyaparisaṁ yadi brāhmaṇaparisaṁ yadi gahapatiparisaṁ yadi samaṇaparisaṁ—avisārado upasaṅkamati maṅkubhūto.
Furthermore, an unethical person enters any kind of assembly timid and embarrassed, whether it’s an assembly of aristocrats, brahmins, householders, or ascetics.