Their son, Orestes in turn, sought vengeance for the death of his father by killing his mother, and was pursued around the world by The Furies, who avenged mothers killed by sons.
Their son sought vengeance for the death of his father by. Their son was killing his mother. Their son was pursued around the world by The Furies. Their son was Orestes in turn. The Furies avenged mothers. These mothers were killed by sons.