הִנֵּ֨ה חָזָ֤ק וְאַמִּץ֙ לַֽאדֹנָ֔י כְּזֶ֥רֶם בָּרָ֖ד שַׂ֣עַר קָ֑טֶב כְּ֠זֶרֶם מַ֣יִם כַּבִּירִ֥ים שֹׁטְפִ֛ים הִנִּ֥יחַ לָאָ֖רֶץ בְּיָֽד׃
Rashi on Isaiah
Behold The Lord has a strong and powerful wind, which is like a downpour of hail and a storm of קֶטֶב מְרִירִי, bitter destruction.
Ibn Ezra on Isaiah
חזק Mighty. Attribute to יום day, or חיל host, which is to be supplied.
Rashi on Isaiah
He lays it on the land with [His] hand He shall place it on their land with His strong hand and cast down the inferior figs from fig trees.