IV. Offenses Against the Dignity of Marriage

From The Catechism of the Catholic Church

The expression “free union” is fallacious: what can
“union” mean when the partners make no commitment to one another,
each exhibiting a lack of trust in the other, in himself, or in the future?

PART THREE: LIFE IN CHRIST

SECTION TWO THE TEN COMMANDMENTS
- CHAPTER TWO YOU SHALL LOVE YOUR NEIGHBOR AS YOURSELF
  - Article 6 THE SIXTH COMMANDMENT
    - IV. Offenses Against the Dignity of Marriage

From The Catechism of the Catholic Church – rosary.team