Romans 12:16

Have full sympathy with one another. Set not your minds on high affairs, but associate with lowly folk. Do not be wise in your own conceits.

Romans 11:25

For I would not, my brothers, have you ignorant of this hidden truth, for fear that you become wise in your own conceits. that a hardening in part has befallen Israel, until the fulness of the Gentiles is come in.

Treasury of Scripture Knowledge

Summary

Be not wise in thine own eyes: fear the LORD, and depart from evil.

Bible References

Be

Romans 11:25
For I would not, my brothers, have you ignorant of this hidden truth, for fear that you become wise in your own conceits. that a hardening in part has befallen Israel, until the fulness of the Gentiles is come in.
Romans 12:16
Have full sympathy with one another. Set not your minds on high affairs, but associate with lowly folk. Do not be wise in your own conceits.