9 And the children of Ammon went over Jordan, to make war against Judah and Benjamin and the house of Ephraim; and Israel was in great trouble.

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.