30 and Moab is humbled in that day under the hand of Israel; and the land rests eighty years.
Judges 3:30 Cross References - CLV
Judges 3:11
11 and the land rests forty years. And Othniel son of Kenaz dies,
Judges 5:31
31 So do all Your enemies perish, O Yahweh, And those loving Him [are] As the going out of the sun in its might!' and the land rests forty years.