What are the three sins against marriage?

Asked by: Frances Runolfsdottir  |  Last update: March 6, 2026
Score: 4.9/5 (66 votes)

While there isn't one universally defined list, common "three sins against marriage" often refer to Adultery, Abuse (physical, emotional, verbal), and Addiction (substance or behavioral), known as "The Three A's" by some therapists, representing major breaches of trust, commitment, and respect, alongside Catholic teachings highlighting Adultery, Divorce, and Contraception/Refusal of Life as grave offenses against marital goods like fidelity, indissolubility, and openness to children.

What are the three A's that ruin marriages?

Therapists would love for every marriage to be able to be saved, but that just simply isn't realistic. Every marriage therapist knows when a couple comes into their office and are dealing with one of what we call, The Three A's … Adultery, Abuse, and Addiction, we're in for a very bumpy ride.

What are the sins against marriage?

Sins against marriage and conjugal chastity

The church believes adultery, divorce, remarriage after divorce, marriage without the intent to transmit life, polygamy, incest, child abuse, free union, and trial marriage are sins against the dignity of marriage.

What is the 3 3 3 rule for marriage?

The "3 3 3 rule" in marriage typically refers to a couple dedicating 3 hours of uninterrupted alone time for each partner weekly, plus 3 hours of focused couple time weekly, aiming to reduce resentment, increase connection, and ensure both personal space and shared intimacy, often broken into smaller segments for flexibility. It's a tactic to create balance and intentional connection, combating the disconnect that often happens with busy lives and children, allowing partners to recharge individually while also nurturing the relationship. 

What are the unforgivable sins of marriage?

These are lust, gluttony, greed, sloth, wrath, envy and pride. The idea is not that these are the only things that can trip us up but most things that trip us up are traced back to these things.

Catechism Lesson 30: The Sins Against Marriage

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What is the biggest sin in marriage?

While perspectives vary, betrayal (especially infidelity), pride (leading to selfishness, inability to admit fault), and lack of commitment (sloth, poor communication) are frequently cited as the most destructive "sins" in marriage, with many viewing infidelity as paramount due to its severe trust-breaking nature, while others see pride as the root cause of all marital problems. Other significant issues include abuse, addiction, unforgiveness, and selfishness, all damaging the core foundation of love, respect, and partnership. 

Can God forgive divorce and remarriage?

Yes, many Christians believe God will forgive divorce and remarriage if there is sincere repentance, with forgiveness available through faith in Jesus Christ, though interpretations vary on when remarriage is biblically permissible, often citing sexual immorality or an unbelieving spouse leaving as exceptions, but emphasizing God's grace covers all sins when genuinely confessed and sorrowed over. The key is genuine sorrow for sin and seeking God's will, not living in perpetual condemnation. 

What is the 7 7 7 rule in marriage?

The 777 rule for marriage is a relationship strategy to keep romance alive by scheduling consistent quality time: a date every 7 days, a night away every 7 weeks, and a longer holiday every 7 months, ensuring regular reconnection and preventing drifting apart through intentional presence and fun. It's a framework for prioritizing the partnership amidst daily routines, fostering stronger communication, intimacy, and fun.
 

What are the toughest years of marriage?

The hardest years of marriage often fall into two main periods: the early years (1-4) when the honeymoon fades and realities like finances, chores, and kids set in, and the middle years (5-10) where parenting stress, midlife issues, and deeper unresolved conflicts often peak, leading to higher dissatisfaction and divorce rates, especially around the 7th and 10th years. Key challenges include adjusting to married life, managing young children, financial stress, and communication breakdowns as partners realize their initial expectations differ from reality. 

What are the 3 C's in a marriage?

The most common "3 C's" for a successful marriage are Communication, Compromise, and Commitment, representing open dialogue, mutual give-and-take, and dedication to the partnership through challenges, forming the core pillars for lasting connection and fulfillment. Other variations sometimes include Connection, Consistency, or Compassion, but these core three are widely recognized as fundamental.
 

What is the #1 worst sin?

There's no single #1 worst sin; it depends on the religious or moral framework, but pride is often called the root of all evil (Christianity/Islam), while the blasphemy against the Holy Spirit (unforgivable sin) is considered the gravest in the Bible. Other severe sins include child abuse (Catholicism) and sins that "cry to Heaven" (like shedding innocent blood or oppressing the poor). 

What makes a marriage not valid?

A marriage becomes invalid (void or voidable) when fundamental requirements aren't met, such as bigamy (already married), incest (too closely related), underage status, or lack of capacity (mental incapacity, intoxication, fraud/duress/force), meaning true consent or legal standing was missing from the start, allowing for annulment as if the marriage never existed. 

What is the 2 2 2 2 rule in marriage?

The 2-2-2 rule is a relationship guideline for couples to maintain connection by scheduling intentional time together: a date night every 2 weeks, a weekend away every 2 months, and a week-long vacation every 2 years, helping to prioritize the relationship amidst daily stresses and routines. It's a framework for regular quality time, communication, and fun, originating from a Reddit post and gaining traction for preventing couples from drifting apart by focusing on consistent connection. 

What kills love in a marriage?

Problematic Conflict Styles

This means that if a couple frequently engages in negative conflict-resolving strategies, their relationship may not last as long, and more importantly, they may cease loving one another.

What are the 4 marriage killers?

Gottman studied more than 2,000 married couples over two decades and found four attitudes that most predict the dissolution of a relationship, especially in combination. They are criticism, defensiveness, contempt and stonewalling — the four horsemen of the apocalypse.

What is the #1 cause of divorce?

The number one reason for divorce is consistently cited as lack of commitment, often leading to infidelity, growing apart, and frequent conflict/arguing, with financial problems, poor communication, and addiction also being major factors that erode the foundation of a marriage. 

What are the signs that a marriage is over?

Signs your marriage might be over include a breakdown in communication (avoiding deep talks, contempt, stonewalling), loss of emotional and physical intimacy, persistent disrespect, infidelity, living parallel lives, constant fighting or emotional shutdown, a desire to be apart, envisioning a future without your partner, and the presence of addiction or abuse, often characterized by partners feeling like roommates or actively hiding from each other.
 

What are the four behaviors that cause 90% of all divorces?

The four behaviors that predict divorce with over 90% certainty, known as the "Four Horsemen," are Criticism, Contempt, Defensiveness, and Stonewalling, identified by relationship researcher John Gottman; these toxic communication patterns erode a marriage by destroying trust and connection, with contempt being the most damaging. 

What's the 3 6 9 rule in a relationship?

The 3-6-9 rule is a relationship guideline suggesting three stages in the first year: the first 3 months are the "honeymoon" phase (infatuation); months 3-6 involve growing conflict as flaws appear; and months 6-9 are the "decision-making" stage where couples face real issues, with successful navigation leading to stability, while also advising to delay major commitments like sex or moving in until at least 3, 6, or 9 months to let love chemicals settle and see the real person.
 

What are the four rules of marriage?

Follow the four golden rules – don't lie, keep your promises, argue productively and always play nice – and your relationship will never go anywhere but forward.

How to make love unforgettable?

10 ways to make your love unforgettable

  1. Take your partner's breath away. ...
  2. Do something special on a regular basis. ...
  3. Frequent, loving eye contact (some culture call it eye gazing) is an especially powerful connection tool for bonding. ...
  4. Learn what pleases your partner sexually. ...
  5. Teach your partner what you like.

How long do most marriages last in the US?

According to the Census Bureau (CENSUS), American marriages last a median of 20 years as of 2024. But that could vary depending on where you live or how old you are — residents in the northeast, where the population is older on average, tend to report longer marriages than folks in the rest of the country.

Does God recognize a second marriage?

Yes, many faiths, including Christianity (Protestant/Evangelical), Judaism, and Hinduism, recognize and validate second marriages, viewing them as legitimate covenants, especially after a prior spouse's death or with biblical grounds like adultery, though interpretations vary on specific conditions and forgiveness, with God often seen as honoring present commitments, not condemning remarried individuals. While some traditions emphasize marriage permanence (e.g., Catholicism), most acknowledge God's grace for those in remarriage, treating them as fully part of the community. 

Will God forgive me if I cheated on my husband?

God does forgive adultery … all forms of adultery. Nevertheless, there are ongoing consequences to adultery, many of which God wants to deliver us from, but He can only do so if we confess and repent of our sin, and seek to work with Him to restore the broken relationships in our lives.

What is biblical abandonment in marriage?

Biblical abandonment in marriage, primarily from 1 Corinthians 7:15, refers to an unbelieving spouse physically leaving a believing spouse, dissolving the marriage covenant and freeing the believer from bondage, allowing them peace and potential remarriage. While traditionally physical desertion, some modern interpretations expand it to severe, willful emotional, spiritual, or physical abuse, effectively destroying the marital relationship even if the spouse stays physically, though the focus remains on the breaking of the covenant by the abandoning party.