But [Jotham] did not enter the Temple of the Lord. That is, concerning this matter, he did not follow his father Uzziah, who went into the Temple of the Lord to offer incense (2 Chr 26:16). Alternatively, “But he did not enter the Temple of the Lord” means: Because his father Uzziah faltered there, he did not want to go inside to pray or to bring his offerings; so he offered them on shrines. For that is the meaning of “the people still acted corruptly,” as is made explicit in the book of Kings: “the people continued to sacrifice and make offerings at the shrines” (2 Kgs 15:35).

And on the wall of the ‘ofel. This is similar to “‘ofel and fortress” (Isa 32:14)—a high place.

And in the ḥorashim he built palaces and towers. [This means]: in the forests. The Targum of ya‘ar (=forest; Deut 19:5) is ḥuresha.

Biraniyyot. This is equivalent to birot, as in “the birah is not for a man” (1 Chr 29:1), which means a palace.