divide it. Tracing the boundaries by the ravines, it is said that there is some resemblance in outline to the tribal signs, as given in notes on Numbers 2.
coast. boundary; put by Figure of speech Metonymy (of Adjunct) for territory. App-6.
Related Commentaries of Joshua 18:5
Joshua 18:5
5 And they shall divide it into seven parts: Judah shall abide in their coast on the south, and the house of Joseph shall abide in their coasts on the north.