2 Chronicles 10:13
And the king answered them roughly; and king Rehoboam forsook the counsel of the old men,
Cross-reference
2 Chronicles 10:8 shows Rehoboam forsaking the elders' counsel — the direct cause of his harsh answer in verse 13.
Proverbs 15:1 captures the principle behind Rehoboam's harsh reply — 'grievous words stir up anger', exactly what happened with the rebellion.
Ecclesiastes 2:19 laments that a wise man's heir may be a fool — Rehoboam, Solomon's son, fits exactly as he foolishly rejected counsel.
Genesis 42:7 also says Joseph 'spoke roughly' to his brothers, using the same Hebrew phrase for a harsh, dismissive response.
Genesis 42:30 repeats the phrase 'spoke roughly' as the brothers report Joseph's harsh treatment, parallel to Rehoboam's rough answer.
James 3:6 describes the tongue's power to destroy — Rehoboam's rough words sparked a rebellion, exemplifying this teaching.