janma - birth; kula - family; śīla - character; ācāra - behavior; nā - not; jāni - I know; yāhāra - of whom; tāra saṅge - with him; eka paṅkti - in one line; baḍa anācāra - a great discrepancy.

“It is not proper for householders to dine with those whose previous birth, family, character and behavior are unknown.”