זֶ֣בַח רְ֭שָׁעִים תּוֹעֲבַ֣ת יְהוָ֑ה וּתְפִלַּ֖ת יְשָׁרִ֣ים רְצוֹנֽוֹ׃
The sacrifice of the wicked is an abomination to the LORD; But the prayer of the upright is His delight.
Rashi on Proverbs
The sacrifice of the wicked is an abomination of the Lord Balak and Balaam.