The first part of verse 7 literally reads, The Lord’s nose become hot against Israel.
This is the first time since Judges 3:8 that the narrative mentions God’s anger as the emotion behind his selling the Israelites into the hands of the enemies. This description “conveys in a typically concrete and vivid way the fact that Yahweh is a passionate God.”1
7 So the anger of the LORD was kindled against Israel, and he sold them into the hand of the Philistines and into the hand of the Ammonites,