King James Version (KJV)
And the LORD smote the king, so that he was a leper unto the day of his death, and dwelt in a several house. And Jotham the king's son {was} over the house, judging the people of the land.
Modern English
Yahweh struck the king, so that he was a leper to the day of his death, and lived in a separate house. Jotham, the king’s son was over the household, judging the people of the land.
Hebrew
וַיְנַגַּ֨ע יְהוָ֜ה אֶת־הַמֶּ֗לֶךְ וַיְהִ֤י מְצֹרָע֙ עַד־י֣וֹם מֹת֔וֹ וַיֵּ֖שֶׁב בְּבֵ֣ית הַחָפְשִׁ֑ית וְיוֹתָ֤ם בֶּן־הַמֶּ֙לֶךְ֙ עַל־הַבַּ֔יִת שֹׁפֵ֖ט אֶת־עַ֥ם הָאָֽרֶץ׃
vaynagaʿ yhvah ʾet-hamelek vayhiy mṣoraʿ ʿad-yvom motvo vayesheb bbeyt haḥapshiyt vyvotam ben-hamelek ʿal-habayit shopeṭ ʾet-ʿam haʾareṣ