וַאֲנִ֣י יִסַּ֔רְתִּי חִזַּ֖קְתִּי זְרֽוֹעֹתָ֑ם וְאֵלַ֖י יְחַשְּׁבוּ־רָֽע׃
און איך האָב געלערנט, געשטאַרקט זײערע אָרעמס, אָבער זײ טראַכטן שלעכטס אױף מיר.
Rashi
But I chastised them, I strengthened their arms with My fear, through My prophets, to hearken to them with what they were chastising them, and their arms would be strengthened.