New answers tagged melachim-kings-book-of
Rav Yonason Eybushutz in אהבת יהונתן on parshas Metzora writes for precisely your reason that Naaman contracted a contagious disease and was not tamei from tzaraas. He goes on to say that Gechazi and his three sons contracted the same disease and did not either become tamei thus explaining why they were ejected from Shomron despite the city not being from ...
I think the word וטהר is used to indicate complete healing, as in ובא השמש וטהר (see Brachos 2a "טהר יומא").
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