The peace here spoken of only implies that Jabin did not tyrannize over Heber's house, as over Israel's. The relationship on account of Moses, between Heber and Israel, could not have made Jabin ' s cruelties to Israel very pleasing.
Related Commentaries of Judges 4:17
Judges 4:17
17 Howbeit Sisera fled away on his feet to the tent of Jael the wife of Heber the Kenite: for there was peace between Jabin the king of Hazor and the house of Heber the Kenite.