English: “Its branches run over the wall” — he merits the inheritance of two tribes (as already explained at the blessing of Yissachar).
On the daf / in context: The double portion of Yosef is already treated in the sugya that pairs the ox and the ass; this clause supplies the parallel for Yosef.
Type of Learning
Cross-reference to the earlier derash on the double inheritance.
What Is Learned
Yosef’s “branches running over the wall” alludes to the double tribal inheritance already discussed under Yissachar.