BibleHearthGenesis 2:24
24That is why a man leaves his father and mother and is united to his wife, and they become one flesh.
The verse Jesus and Paul both return to; leaving and being joined are given as the mechanism, one flesh as the result.
Bible Verses About Marriage
Scripture describes marriage as a covenant that makes two people one household, and its instructions to spouses are strikingly mutual — Ephesians 5 opens with submitting to one another, then spends three times as many words on what husbands owe as on what wives do. Read whole, the passage sets a standard of self-giving rather than authority.
Marriage is described as covenant, not contract
The founding texts use the language of joining and permanence, which is what distinguishes covenant from agreement.
Mark 10:9
9Therefore what God has joined together, let no one separate.”
Jesus cites Genesis when asked about divorce, in a conversation where he is protecting the more vulnerable party rather than tightening a rule.
Hebrews 13:4
4Marriage should be honored by all, and the marriage bed kept pure, for God will judge the adulterer and all the sexually immoral.
Marriage is to be honoured by everyone, which frames it as a public good rather than a private arrangement.
The obligations run in both directions
The household passages are almost always quoted in fragments. Read from the top, they begin with a mutual instruction and give husbands the longer, costlier assignment.
Ephesians 5:21
21Submit to one another out of reverence for Christ.
The sentence that governs everything after it — submitting to one another — and the one most often skipped when the passage is quoted.
Ephesians 5:25
25Husbands, love your wives, just as Christ loved the church and gave himself up for her
The standard set for husbands is Christ giving himself up, which is self-sacrifice rather than authority.
Colossians 3:19
19Husbands, love your wives and do not be harsh with them.
Paul's shorter version adds an explicit prohibition on harshness, closing the obvious loophole.
1 Peter 3:7
7Husbands, in the same way be considerate as you live with your wives, and treat them with respect as the weaker partner and as heirs with you of the gracious gift of life, so that nothing will hinder your prayers.
Peter ties considerate treatment of a wife to a husband's prayers being hindered — an unusually direct consequence.
The practical case is companionship
Alongside the covenant language, Scripture is plain that the ordinary good of marriage is not being alone.
Genesis 2:18
18The Lord God said, “It is not good for the man to be alone. I will make a helper suitable for him.”
The first thing called not good in Genesis is a person being alone, which sets the frame before any instruction arrives.
Ecclesiastes 4:9-12
9Two are better than one,
because they have a good return for their labor:
10If either of them falls down,
one can help the other up.
But pity anyone who falls
and has no one to help them up.
11Also, if two lie down together, they will keep warm.
But how can one keep warm alone?
12Though one may be overpowered,
two can defend themselves.
A cord of three strands is not quickly broken.
Not written about marriage specifically, but the standard reading at weddings — two are better than one because of what happens when one falls.
What these verses do not mean
Ephesians 5 is the most misused passage in this collection. It is routinely quoted from verse 22, skipping verse 21's instruction that everyone submit to one another, and stopping before the far longer and costlier command to husbands. Used that way it becomes a warrant for control, which is the opposite of a passage whose standard is self-sacrifice. More seriously, these verses are used to keep people in abusive marriages. Nothing in Scripture requires anyone to remain in danger; Peter explicitly ties a husband's mistreatment of his wife to his prayers being hindered, and the prophets treat covenant-breaking as the offence of the one who breaks it. If you are being harmed, these passages are not an instruction to stay.
The household passages in the New Testament read very differently depending on where you start. Beginning at “wives, submit” produces one text. Beginning one verse earlier, at “submit to one another,” produces another.
The second is what Paul wrote. Everything that follows sits under it, including the much longer paragraph telling husbands the measure of their love is a man giving up his life.
Common questions about marriage
What does Ephesians 5 actually say about marriage?
It opens in verse 21 by telling the whole church to submit to one another out of reverence for Christ, then addresses wives briefly and husbands at roughly three times the length. The standard set for husbands is Christ giving himself up for the church — self-sacrifice, not authority. Quoting from verse 22 onward reverses the passage's emphasis.
What does "the two shall become one flesh" mean?
Genesis 2:24 describes a new household formed by leaving one's parents and being joined to a spouse, with one flesh naming the resulting union — physical, but also economic and social. Jesus cites it in Mark 10 to argue that marriage is not casually dissolved, and Paul uses it in Ephesians as a picture of Christ and the church.