17:7-13 There was great communication between Manasseh and Ephraim. Though each tribe had its inheritance, yet they should intermix one with another, to do good offices one to another, as became those, who, though of different tribes, were all one Israel, and were bound to love as brethren. But they suffered the Canaanites to live among them, against the command of God, to serve their own ends.

9. the coast descended unto the river Kanah, southward of the river—The line which separated the possessions of the two brothers from each other ran to the south of the stream. Thus the river was in the territory of Manasseh; but the cities which were upon the river, though all were within the limits of Manasseh's possessions, were assigned partly to Ephraim, and partly to Manasseh; those on the south side being given to the former; those upon the north to the latter [Keil]. It appears (Jos 17:10) that Manasseh was still further interlaced with other neighboring tribes.