9 Moreover the people of Ammon crossed over the Jordan to fight against Judah also, against Benjamin, and against the house of Ephraim, so that Israel was severely distressed.

Matthew Henry's Commentary on Judges 10:9

Commentary on Judges 10:6-9

(Read Judges 10:6-9)

Now the threatening was fulfilled, that the Israelites should have no power to stand before their enemies, Leviticus 26:17,37. By their evil ways and their evil doings they procured this to themselves.