Is masturbation sinful?

Question 6071.

Scripture defines sexual sin with considerable care, and masturbation is never named among the things it defines. That silence is the first fact any honest answer has to reckon with.

This is a question people are ashamed to ask and desperate to have answered, so I want to be careful and direct. What follows is not a licence and it is not a lash. It is an attempt to say what Scripture says about sexual sin, and to be honest about where it does not speak.

What Scripture does not say

There is no verse about masturbation. None. The passage most often quoted is the account of Onan (Genesis 38:8-10), and it will not carry the weight placed on it. Onan was judged for refusing to raise up offspring for his dead brother under the levirate obligation, which is a matter of covenant duty rather than a general statement about sexual sin.

Reading Onan as a text about masturbation requires ignoring the entire narrative context and the explicit reason given for the judgement. The text tells us what the offence was. Preachers have simply preferred a different offence.

The other verse sometimes used is the mention of those who defile themselves in some translations, but the underlying terms in 1 Corinthians 6:9-10 refer to homosexual practice rather than to solitary acts, and honest lexical work will not stretch them further.

What Scripture does say about sexual sin

The New Testament word doing most of the work is porneia, translated sexual immorality, and it is a broad term covering sexual activity outside marriage. Flee sexual sin, Paul says, because the body is a temple of the Holy Spirit (1 Corinthians 6:18-20).

Alongside that stands the command of Jesus about lust. Everyone who looks at a woman with lustful intent has already committed adultery with her in his heart (Matthew 5:28). That moves the boundary of sexual sin from the body to the imagination, and it is here rather than in Genesis 38 that this question is actually decided.

Scripture also addresses being mastered by anything. All things are lawful for me, Paul says, but I will not be dominated by anything (1 Corinthians 6:12). That principle has nothing to do with sexual sin specifically and everything to do with the shape of a free life.

Why the honest answer has to be careful

Put those together and you get a position that will satisfy nobody looking for a slogan. The act itself is not named. The lust that almost always accompanies it is named repeatedly, and named as sexual sin. For most people, most of the time, the two are not separable in practice.

There is a useful diagnostic here. Ask what is going on in the mind rather than what is going on with the body. Most people know the answer within about two seconds, and the speed of the answer tells you that the question was never really as complicated as the debate suggests.

That is the heart of it. If masturbation is driven by pornography, by fantasy about a real person, or by imagined encounters that would be adultery if enacted, then Jesus has already addressed it. The sexual sin is in the heart, and the physical act is downstream of the offence.

Some argue that the act can occur without lust, as simple physical release. I am not going to pretend that possibility does not exist, and I have heard it argued by serious Christians. My pastoral experience is that it is far rarer than the people making the argument believe, and that the argument is often doing defensive work.

The question of mastery

Even where lust could somehow be set aside, Paul’s principle about domination remains. Anything that has become compulsive, that governs your mood, that you return to under stress and cannot leave alone, has taken a place in your life that no created thing should occupy.

The test is simple and uncomfortable. Could you stop? Have you tried? What happened? A believer who cannot go a fortnight without something has learned an important fact about themselves regardless of where the act sits on the map of sexual sin.

This is where the language of habit is more useful than the language of category. I have written about the way patterns form and harden in what habitual sin does, and everything there applies directly here.

Marriage, singleness and realism

Paul’s counsel to the unmarried and to married couples in 1 Corinthians 7:1-9 takes physical desire seriously as a real force rather than a character flaw. He does not shame anyone for having it. He directs it, and he warns married couples not to deprive one another except by agreement and for a season.

That realism should shape how we talk about this. Desire is not the enemy. It is a good gift that has been disordered by the fall, along with everything else about us, and the answer is neither indulgence nor pretending it is not there.

For single believers, that means a life with enough friendship, purpose and physical activity in it that the whole weight of an unlived life is not pressing on one point. For married believers, it usually means a conversation neither party wants to start.

Guilt, shame and the difference between them

A great deal of the distress around this question is shame rather than guilt. Guilt says I have done something wrong. Shame says I am something wrong. The gospel deals decisively with the first and steadily heals the second, and confusing them keeps people trapped.

I have known believers whose lives were dominated for years by a cycle of failure and self loathing on this issue, and the self loathing was doing far more damage than the act. Condemnation is not a sanctifying force. There is now no condemnation for those in Christ Jesus (Romans 8:1), and that verse applies here.

So if you have been going round this loop, the first thing to change is not your behaviour but your understanding of where you stand with God. People fight sexual sin far better from a position of security than from a position of terror.

A pastoral rather than legalistic response

I decline to give a blanket verdict, because Scripture declines to give one and I have no authority to add a command God has not given. What I will say plainly is this. Where lust is involved, it is sin, and Jesus has said so. Where compulsion is involved, it is bondage, and Paul has said so.

Where neither is involved, the matter falls into the area of conscience, and Paul’s rule about doubtful things applies. Whatever does not proceed from faith is sin (Romans 14:23). If you cannot do it with a clear conscience before God, that settles it for you regardless of what anyone else concludes.

That is not evasion. It is what happens when you refuse to legislate beyond Scripture while also refusing to soften what Scripture actually says about sexual sin.

Practical steps that actually help

Deal with the intake first. Almost nobody has a masturbation problem that is not first a media problem. Cut the supply ruthlessly, as Jesus said, and I have set out what that looks like in what it means to cut it off.

Deal with the triggers next. Note the hour, the mood, the room and the circumstance. Loneliness, exhaustion and boredom do more of this work than desire does, and each of them can be addressed directly.

Then build a life with more in it. This habit thrives in empty evenings and thin friendships, and the believer who fills the diary with useful work, real company and physical exertion usually finds the pressure drops without ever having attacked it head on.

And bring someone in. Secrecy is the oxygen here, as it is with every hidden habit. One trustworthy believer who will pray and ask honest questions is worth more than a hundred private resolutions, which is the point James is making about confession and healing (James 5:16).

So, now what?

If lust is in it, deal with the lust, and do not let the debate about the act distract you from the thing Jesus actually named. Confess it, cut the supply, and go on. I have written further on the boundary between desire and sexual sin in the difference between attraction and lust.

If compulsion is in it, treat it as bondage rather than as a moral scandal, and get help of the kind you would seek for any other entrenched habit. Shame will tell you that you are uniquely disgusting. Shame is lying, and the number of believers quietly fighting this would surprise you.

And whatever your conclusion on the act itself, do not let this question hold your whole spiritual life hostage. You are accepted in Jesus, not on probation. What would you do with the energy you would get back if you stopped hating yourself over this?

Flee from sexual immorality. Every other sin a person commits is outside the body, but the sexually immoral person sins against his own body.

1 Corinthians 6:18, ESV