1 Samuel 25:13 shows David arming for vengeance—verse 21 gives his reasoning: Nabal returned evil for good, explaining his anger.

1 Samuel 25:15 confirms from Nabal's own servants that David's men were good and nothing was missing — supporting David's claim in verse 21.

1 Samuel 25:7 provides the background: David's men protected Nabal's shepherds without harm — the 'good' David referred to in verse 21.

1 Peter 3:9 commands not to repay evil for evil but to bless, opposing David's desire to repay Nabal's evil.

1 Peter 2:21-23 presents Christ's example of not retaliating, contrasting David's plan to avenge Nabal's insult.

1 Thessalonians 5:15 forbids repaying evil for evil, which is exactly what David planned to do to Nabal.

Ephesians 4:31 commands putting away wrath and malice, directly opposing David's vengeful intentions toward Nabal.

Ephesians 4:26 instructs to be angry without sinning, contrasting David's anger that nearly led him to murder Nabal.

Romans 12:21 commands overcoming evil with good — the opposite of David's planned retaliation against Nabal, offering a Christian response.

Jeremiah 18:20 laments the same injustice: 'evil repaid for good' — both David and Jeremiah suffer ingratitude after doing good.

Proverbs 17:13 warns that returning evil for good brings lasting trouble, which applies to Nabal's treatment of David.

Psalm 109:3-5 repeats the theme of being rewarded evil for good and hatred for love, just as Nabal treated David.

Psalm 38:20 describes those who render evil for good, the same injustice David felt from Nabal.

Psalm 37:8 warns against anger—David here is angry, but the psalm's advice contrasts with his initial reaction, pointing to his later restraint.

Psalm 35:12 echoes David's own lament that enemies repay him evil for good, mirroring his situation with Nabal.

Proverbs 15:1 teaches that a soft answer turns away wrath — Abigail's gentle response to David diffuses his anger, illustrating the proverb.

Ecclesiastes 7:9 warns against hasty anger, calling it folly — David's angry plan against Nabal is exactly what the wisdom verse cautions against.

1 Peter 2:20 highlights credit for suffering unjustly — David did good and received evil, though his planned revenge contradicts this virtue.