'For this reason a man shall leave his father and mother, and cling to his wife, and the two shall become one flesh' This is a great mystery; Because the two become one flesh through marriage, "he who loves his wife loves himself" (Ephesians 528) The husband loves himself in loving his wife, for they are one flesh At the same time,Rather it is a vehicle through which God's purposes are being worked The Bible And Marriage The Two Shall Become One Flesh John S Bergsma Christianbook Com Two become one flesh catholic