וְקֶ֤צֶף גָּדוֹל֙ אֲנִ֣י קֹצֵ֔ף עַל־הַגּוֹיִ֖ם הַשַּֽׁאֲנַנִּ֑ים אֲשֶׁ֤ר אֲנִי֙ קָצַ֣פְתִּי מְּעָ֔ט וְהֵ֖מָּה עָזְר֥וּ לְרָעָֽה׃
and I am very sore displeased with the nations that are at ease; for I was but a little displeased, and they helped for evil.
Read halakhic rulings (Jewish law) on Zechariah 1:15: and classical halakhic sources.