Proverbs 10:26

As vinegar to the teeth, and as smoke to the eyes, so is the sluggard to them that send him.

Cross-reference

Proverbs 25:13 describes a faithful messenger as refreshing, the opposite of the annoying sluggard sent on errands here.

In Proverbs 26:6, sending a fool brings self-harm—same imagery of an unreliable messenger causing damage.

In Proverbs 13:17, a faithful messenger brings healing—contrasting the sluggard here who causes frustration like vinegar and smoke.

Matthew 25:26 calls the unproductive servant 'wicked and slothful,' directly matching the sluggard's character here.

Romans 12:11 commands 'not slothful in zeal,' the opposite of the sluggard's laziness described here.

Hebrews 6:12 warns against being 'sluggish,' the same trait criticized in the sluggard here.