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What does the Bible say about in-laws?

The Bible, while not explicitly defining the roles and responsibilities of "in-laws" as a modern concept, offers profound principles for family relationships that directly apply to how we interact with our spouse's parents and extended family. At its heart, the biblical message emphasizes honor, love, and the establishment of a new family unit, all of which provide a framework for navigating these important connections. Understanding these foundational truths can help us cultivate healthy and godly relationships with our in-laws.

While not directly addressing "in-laws," the Bible provides strong principles of honor, love, and unity that guide healthy relationships with our spouse's family.

By Mohau Tshabangu · Founding editor & lead writer · How we review

The Foundation: Leaving and Cleaving

The most significant biblical teaching relevant to in-laws comes from the creation narrative and is affirmed by Jesus himself: "Therefore a man shall leave his father and his mother and hold fast to his wife, and they shall become one flesh" (Genesis 2:24; Matthew 19:5). This concept of "leaving and cleaving" is foundational to Christian marriage. It signifies a shift in primary allegiance. While honor and respect for parents remain (Exodus 20:12), the marital bond takes precedence. This means the husband and wife form a new, independent family unit. This doesn't sever ties with parents but redefines their nature. The primary loyalty and decision-making now reside with the married couple.

Historically, this has been understood to mean that while parents retain a place of honor, their direct authority over their adult, married children diminishes. The couple is now responsible before God for their own household. Disagreements among Christians often arise regarding the practical application of "leaving and cleaving." Some traditions emphasize a more complete separation, while others maintain closer, more interdependent family structures. However, the core principle remains: the marital covenant creates a distinct, primary bond, which can sometimes lead to tension if boundaries are not clearly and lovingly established with in-laws.

Honoring Parents and Respecting Elders

Even with the establishment of a new family unit, the biblical command to "Honor your father and your mother" (Exodus 20:12) does not cease upon marriage; it extends to our in-laws as well. This honor involves respect, care, and a general attitude of esteem. The Apostle Paul reiterates this command in Ephesians 6:2-3, connecting it with a promise. This doesn't imply blind obedience for adult children, but rather a posture of deference and appreciation for those who are older and have invested in our spouse's life. Similarly, the broader biblical principle of respecting elders (Leviticus 19:32; 1 Peter 5:5) certainly applies to our in-laws.

This honor can be expressed in various ways: seeking their counsel (though not necessarily following it if it conflicts with biblical principles or the unity of the new family), speaking kindly of them, providing for their needs in old age if necessary (1 Timothy 5:8), and including them in family life where appropriate. However, honoring parents should never supersede the needs of the marital relationship or compromise the integrity of the new family unit (Luke 14:26, in its broader context, highlights the prioritizing of Christ above all earthly relationships, which can be applied analogously to the marital bond).

Love, Forgiveness, and Patience

The overarching biblical theme of love (agape) is crucial for navigating all family relationships, including those with in-laws. "Love bears all things, believes all things, hopes all things, endures all things" (1 Corinthians 13:7). This kind of love calls us to patience, kindness, and understanding, even when differences arise or expectations clash. Conflicts, misunderstandings, and annoyances are inevitable in any close relationship, and in-law relationships are no exception. The Bible repeatedly calls us to forgive one another (Colossians 3:13; Ephesians 4:32) and to be peacemakers (Matthew 5:9; Romans 12:18).

Patience (Galatians 5:22-23) is a powerful virtue when dealing with difficult in-law situations. It means extending grace, even when it's not easy. Communication is also vital. While not explicitly mentioned in the context of in-laws, the biblical encouragement to speak truth in love (Ephesians 4:15) is directly applicable. This means addressing concerns respectfully and directly, rather than allowing resentment to fester. Ultimately, our interactions with our in-laws, like all our relationships, should reflect the character of Christ, demonstrating humility and seeking reconciliation.", verses=[default_api.WriteAnswerVerses(reference=

Bible verses about in-laws

"Therefore shall a man leave his father and his mother, and shall cleave unto his wife: and they shall be one flesh."

Genesis 2:24

"and said, For this cause shall a man leave his father and mother, and shall cleave to his wife; and the two shall become one flesh?"

Matthew 19:5

"Honor thy father and thy mother, that thy days may be long in the land which Jehovah thy God giveth thee."

Exodus 20:12

"Honor thy father and mother (which is the first commandment with promise), that it may be well with thee, and thou mayest live long on the earth."

Ephesians 6:2-3

"Thou shalt rise up before the hoary head, and honor the face of the old man, and thou shalt fear thy God: I am Jehovah."

Leviticus 19:32

"Likewise, ye younger, be subject unto the elder. Yea, all of you gird yourselves with humility, to serve one another: for God resisteth the proud, but giveth grace to the humble."

1 Peter 5:5

"beareth all things, believeth all things, hopeth all things, endureth all things."

1 Corinthians 13:7

"forbearing one another, and forgiving each other, if any man have a complaint against any; even as the Lord forgave you, so also do ye:"

Colossians 3:13

"and be ye kind one to another, tenderhearted, forgiving each other, even as God also in Christ forgave you."

Ephesians 4:32

"If it be possible, as much as in you lieth, be at peace with all men."

Romans 12:18

Frequently asked

What if my in-laws are unsupportive or critical?

The Bible encourages us to respond with love and patience even when others are difficult (Romans 12:14, 1 Peter 3:9). While you honor them, your primary loyalty is to your spouse and your new family. You may need to establish healthy boundaries gently but firmly, always speaking the truth in love (Ephesians 4:15). Seek wisdom from God and wise counsel from mature believers as you navigate these challenging situations.

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