לִמְנַשֶּׁ֕ה הָיְתָ֖ה אֶ֣רֶץ תַּפּ֑וּחַ וְתַפּ֛וּחַ אֶל־גְּב֥וּל מְנַשֶּׁ֖ה לִבְנֵ֥י אֶפְרָֽיִם׃
The land of Tappuah belonged to Manasseh; but Tappuah on the border of Manasseh belonged to the children of Ephraim.—
Rashi on Joshua
The land of Tapuach. The villages and the towns [belonged to Menashe], but the city of Tapuach itself belonged to the descendants of Ephraim.
Rashi on Joshua
On Menashe’s boundary. It was located on the border of Menashe, toward the end of his boundary.