Luke 14:12 - 14
ESV - 12 He said also to the man who had invited him, "When you give a dinner or a banquet, do not invite your friends or your brothers or your relatives or rich neighbors, lest they also invite you in return and you be repaid. 13 But when you give a feast, invite the poor, the crippled, the lame, the blind.
For follow-up discussion and general commentary on the topic. Comments are sorted chronologically.