Luke 16:13-14

No domestic can serve two masters: for either he will hate the one, and love the other; or he will cleave to the one, and neglect the other. Ye cannot serve God and mammon.

Romans 11:25

For I would not that you should be ignorant, brethren, of this mystery, lest ye should be wise in your own conceits; that blindness in part is come on Israel, until the fulness of the Gentiles be come in.

Romans 12:16

Be of the same mind among each other. Affect not high things, but be condescending to the lowly. Be not wise in your own conceits.

1 Corinthians 3:18-19

Let no man deceive himself. If any man among you thinketh himself a wise man in this world, let him become a fool, that he may be wise.

1 Timothy 6:17

Charge the rich in this world not to be lifted up with pride, nor to trust on the stability of wealth, but on the living God, who giveth us richly all things for our enjoyment;

Treasury of Scripture Knowledge

Summary

The rich man is wise in his own conceit; but the poor that hath understanding searcheth him out.

His own conceit

Bible References

Rich

Luke 16:13
No domestic can serve two masters: for either he will hate the one, and love the other; or he will cleave to the one, and neglect the other. Ye cannot serve God and mammon.
1 Corinthians 3:18
Let no man deceive himself. If any man among you thinketh himself a wise man in this world, let him become a fool, that he may be wise.
1 Timothy 6:17
Charge the rich in this world not to be lifted up with pride, nor to trust on the stability of wealth, but on the living God, who giveth us richly all things for our enjoyment;

His own conceit

Romans 11:25
For I would not that you should be ignorant, brethren, of this mystery, lest ye should be wise in your own conceits; that blindness in part is come on Israel, until the fulness of the Gentiles be come in.
Romans 12:16
Be of the same mind among each other. Affect not high things, but be condescending to the lowly. Be not wise in your own conceits.