'Diminished' in the Bible

They slice off [in discord] what is on the right hand but are still hungry,And they eat what is on the left hand but they are not satisfied;Each eats the flesh of his own arm.

The canals will become foul-smelling,The streams of Egypt will thin out and dry up,The reeds and the rushes will rot away.

and the remainder of the number of archers, the mighty men of the sons of Kedar, will be few; for the Lord, the God of Israel, has spoken.”