Contend with your mother! Contend, for she is not my wife, Neither am I her husband; And let her put away her prostitution from her face, And her adulteries from between her breasts;
(1) Israel most certainly did break God's covenant, as witnessed by Jeremiah: "Israel and Judah have broken my covenant"  (Jeremiah 11:10), and, "Which my covenant they brake!"  (Jeremiah 31:32).  Thus, the holy covenant between God and Israel was not merely "fractured" but broken.