חָזְק֥וּ עָלַ֛י דִּבְרֵיכֶ֖ם אָמַ֣ר יְהוָ֑ה וַאֲמַרְתֶּ֕ם מַה־נִּדְבַּ֖רְנוּ עָלֶֽיךָ׃
Naging marahas laban sa Akin ang inyong mga salita, sabi ng Walang-Hanggan. Ngunit sinasabi ninyo: “Ano ang aming pinag-usapan laban sa Iyo?”
Rashi
Oppressed the Bnei Yisroel intensely. R' Tanchuma expounded, through ridicule. Similarly, it is said, "Your remarks offend me intensely."2Malachi, 3:13. Vs. 14, 15 there define the offensive remarks as ridicule of the worship of Adonoy.