וַיִּ֨בֶן עֻזִּיָּ֤הוּ מִגְדָּלִים֙ בִּיר֣וּשָׁלִַ֔ם עַל־שַׁ֧עַר הַפִּנָּ֛ה וְעַל־שַׁ֥עַר הַגַּ֖יְא וְעַל־הַמִּקְצ֑וֹעַ וַֽיְחַזְּקֵֽם׃
Rashi on II Chronicles
And Uzziah built towers, etc. He had to strengthen the parts of the wall they breached in his father’s days.