הן [הִנֵּ֤ה] אָֽנֹכִי֙ בָּרָ֣אתִי חָרָ֔שׁ נֹפֵ֙חַ֙ בְּאֵ֣שׁ פֶּחָ֔ם וּמוֹצִ֥יא כְלִ֖י לְמַעֲשֵׂ֑הוּ וְאָנֹכִ֛י בָּרָ֥אתִי מַשְׁחִ֖ית לְחַבֵּֽל׃
Certes, c’est moi qui ai créé le forgeron, lequel attise la braise ardente et façonne l’instrument pour l’usage auquel il est destiné; moi aussi j’ai créé le destructeur qui cause des dégâts.
Rashi on Isaiah
Behold I am He Who created a smith who devises a weapon, and I am He Who has created a destroyer that destroys it. That is, to say: I am He Who incited the enemy against you; I am He Who has prepared retribution for him.
Ibn Ezra on Isaiah
Behold, I have created the smith, etc. It is a figurative expression.
Rashi on Isaiah
and produces a weapon for his work For necessity. He completes it according to all that is necessary.