Luke 14:12
"Then said he also to him that bade him, When thou makest a dinner or a supper, call not thy friends, nor thy brethren, neither thy kinsmen, nor thy rich neighbours; lest they also bid thee again, and a recompence be made thee."
Cross References (ranked by relevance)
Matthew 5:46
11
For if ye love them which love you, what reward have ye? do not even the publicans the same?
Proverbs 22:16
He that oppresseth the poor to increase his riches, and he that giveth to the rich, shall surely come to want.
Proverbs 14:20
The poor is hated even of his own neighbour: but the rich hath many friends.
Luke 1:53
He hath filled the hungry with good things; and the rich he hath sent empty away.