Passage
Evil thoughts are an abomination to the Lord: and pure words most beautiful shall be confirmed by him.
Proverbs 15:26 (DRB)
Nearby Context
Proverbs 15:24 The path of life is above for the wise, that he may decline from the lowest hell.
Proverbs 15:25 The Lord will destroy the house of the proud: and will strengthen the borders of the widow.
Proverbs 15:26 Evil thoughts are an abomination to the Lord: and pure words most beautiful shall be confirmed by him.
Proverbs 15:27 He that is greedy of gain troubleth his own house: but he that hateth bribes shall live. By mercy and faith sins are purged away: and by the fear of the Lord every one declineth from evil.
Proverbs 15:28 The mind of the just studieth obedience: the mouth of the wicked overfloweth with evils.
Study Lenses
The verse centers on "evil", "thoughts", "abomination", "lord", "pure", "words", "most", and "beautiful". It is saying that the verse draws attention to "evil" and "thoughts", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 25's "The Lord will destroy the house of..." into verse 27's "He that is greedy of gain troubleth...", so "evil" and "thoughts" belong inside that flow. In Proverbs context, the local focus is covenant, worship, and faithfulness.
A plain takeaway is to answer the verse's own emphasis on "evil" and "thoughts" with trust shaped by these words, not by a vague optimism outside the passage.