The quarrel of my covenant — That is, my quarrel with you for your breach of your covenant made with me.
Related Commentaries of Leviticus 26:25
Leviticus 26:25
25 And I will bring a sword upon you, that shall avenge the quarrel of my covenant: and when ye are gathered together within your cities, I will send the pestilence among you; and ye shall be delivered into the hand of the enemy.