In our study of Usool al-Fiqh, we explored the various sources of Islamic rulings. We have covered Quran, Sunnah, and Ijma as the primary sources, and examined various forms of Ijtihad including Qiyas (analogical reasoning), Istihsan (juristic preference), Amal Ahlul Madina (practice of the people of Madinah), Istishab (presumption of continuity), and Istislah (or Masalih Mursalah (unspecified public interests)). Today, we turn our attention to another significant methodology of Ijtihad: سد الذرائع (Sadd al-Dhara'i).

This principle involves blocking pathways that could lead to Haram before the prohibited act occurs. Though the concept appears simple, it has different use cases and scholars have varying views on its use as evidence in Fiqh.
What is Sadd al-Dhara'i?
Linguistic Meaning
Linguistically, "سد" (Sadd) means "blocking" or creating a barrier. The term comes from the Arabic root س-د-د, conveying obstruction or preventing passage through something.
Ad-Dhara'i ("الذرائع") is the plural of "ذريعة" (Dhariah), which means "means to an end" - the pathways, methods, or approaches through which one reaches a particular destination or outcome.
Therefore, سد الذرائع (Sadd al-Dhara'i) literally means "blocking the means" - preventing the pathways that could lead to undesirable consequences.
Technical Definition
In its technical or Shari'i sense, سد الذرائع (Sadd al-Dhara'i) refers to the prevention of permissible actions that may lead to harm or evil.
Essentially, this means you prevent something which is permissible in itself because you know this permissible action may lead to something evil or harmful. So you block the means to stop the harmful outcome from occurring.
Understanding the Different Types
To properly understand how Sadd al-Dhara'i works in practice, we must examine its various categories. Scholars have classified this principle based on both the nature of the action and the likelihood of harmful outcomes.
The First Classification: Based on the Nature of the Action
Type 1: When a Permissible Action Leads to a Prohibited Outcome
This involves an action that is permissible by Shariah but is expected to result in something that is prohibited (Haram).
Example 1: Selling Grapes to a Winemaker Selling grapes is inherently permissible in Islam - there is nothing wrong with this transaction in itself. However, when you sell grapes specifically to a winemaker, the end result will almost certainly be the production of wine, which is forbidden. While the act of selling remains permissible, the known outcome makes this transaction problematic.
Example 2: Leasing Property for Unlawful Activities Leasing property is a legitimate business transaction that Islam permits. However, if you lease your property to someone who will use it for gambling or prostitution, the outcome becomes Haram even though the leasing contract itself is valid.
Type 2: When Lawful Means Are Used for Unlawful Objectives
This is more subtle. Here, you have a lawful means that typically results in lawful outcomes, but it is deliberately used to achieve an unlawful objective.
Example: Nikah Halala This refers to marrying a woman with the predetermined plan to divorce her, thereby facilitating her remarriage with her former husband. Let's understand this better:
So if a husband divorces his wife ˹three times˺, then it is not lawful for him to remarry her until after she has married another man and then is divorced. Then it is permissible for them to reunite, as long as they feel they are able to maintain the limits of Allah. These are the limits set by Allah, which He makes clear for people of knowledge. Quran 2:230
- The Shariah law: After irrevocable divorce (three times in separate occasions), remarriage to the original husband is only allowed after the woman naturally marries and divorces someone else.
- The purpose: To make divorce serious and protect women from abuse through repeated divorce/remarriage cycles
- The circumvention: Arranging a fake temporary marriage just to get around this law
Now let's break this down as per the principle of Sadd al-Dhara'i:
- Lawful means: Marriage (Nikah) - perfectly legitimate
- Lawful outcome: A valid marriage contract (Halal Nikah)
- Final objective: Haram - To divorce her later so that she can remarry former husband
Although both the marriage and divorce are individually permissible acts, the predetermined intention to manipulate these laws for an ulterior motive makes the entire arrangement prohibited.
The Second Classification: Based on Probability of Harm
Type 1: Actions That Certainly Lead to Evil These are means that unequivocally lead to prohibited outcomes, like Nikah Halala, which inevitably involves deception and manipulation of Shariah.
Type 2: Actions Highly Likely to Cause Harm These are means that are highly likely to result in harm and seldom result in benefit. Selling grapes to a winemaker falls here, while theoretically the grapes could be used for other purposes, the probability is extremely high that they will be used for wine production.
Type 3: Actions That Sometimes Lead to Harm These are means that frequently lead to harm, but there is no certainty or dominant probability. Some scholars even add a subcategory where the probability of harm is minimal, thus permitting the action. For example, while men should generally not stare at women, if a man has proposed to a woman and they are engaged, he may look at her (even if she doesn't notice) to increase love before marriage. This is permitted by some scholars because there's less chance this will lead to any harm, given the legitimate purpose and the fact that they will soon be married.
The Scholarly Debate: Is This Valid Evidence?
An important question that scholars have discussed is whether Sadd al-Dhara'i constitutes valid evidence (Hujjiyah) for making legal Islamic rulings. This has led to different scholarly positions.
Where Everyone Agrees
When the Quran or Sunnah Explicitly Prohibits It If a matter falling under Sadd al-Dhara'i is explicitly prohibited in the Quran or Sunnah, there is unanimous agreement among scholars. Everyone accepts this as valid proof.
Example 1: Nikah Halala Though this fits perfectly under Sadd al-Dhara'i, it's also explicitly condemned. The Prophet ﷺ said: "Curse be upon the one who marries a divorced woman with the intention of making her lawful for her former husband and upon the one for whom she is made lawful." (Sunan Abu Dawood 2076, with authentic chain of narration)
Example 2: Khalwah - Unlawful Seclusion The Prophet ﷺ said: "No man should stay with a lady in seclusion (Khalwah) except in the presence of her Mahram." (Sahih al-Bukhari 5233) This prohibition prevents situations that could lead to wrongdoing.
Where Scholars Disagree
When It's Not Explicitly Mentioned in the Texts If a practice is not explicitly prohibited in the Quran or Sunnah, but applying Sadd al-Dhara'i would lead to its prohibition, then there is significant disagreement.
The Position of Imam al-Shafi'i and the Dhahiri scholars (like Ibn Hazm), and scholars of Hadith do not consider Sadd al-Dhara'i as inherently evidential for matters not explicitly mentioned in divine texts.
Their reasoning is straightforward: How can you say something is Haram when Allah and His Messenger ﷺ did not explicitly say it's forbidden? They point out that the religion is complete, if Allah wanted something to be prohibited, He would have made it clear. Since Allah is the only one who can make laws, people can't just decide things are forbidden based on what they think might happen.
Instead, they classify such matters as مشتبهات (Mushtabihaat) - doubtful matters that one should avoid to protect one's deen and honor, but not declare explicitly Haram based solely on Sadd al-Dhara'i. They still agree that such things are doubtful and should be avoided.
The Position of Other scholars is that they see it differently. They say that the principle of Sadd al-Dhara'i appears throughout the Quran and Sunnah in many different examples. So this principle itself comes from Quran and Sunnah. Based on that, they can say something is Haram using this principle, even if that specific thing isn't directly mentioned in the Quran and Sunnah. You'll be able to understand this better in the next section.
Textual Evidence from Islamic Texts
Despite the scholarly debate about its independent authority, the underlying principle of Sadd al-Dhara'i finds support in Islamic sources.
From the Quran
Proof 1: The Prohibition Against Insulting False Gods
Allah says: "O believers! Do not insult what they invoke besides Allah or they will insult Allah spitefully out of ignorance." (Quran 6:108)
This verse is a perfect example of Sadd al-Dhara'i. You might think insulting false gods is justified, but Allah prohibits it because He knows it will lead to something worse - people will insult Allah back out of anger and ignorance.
Proof 2: The Command About Zina Allah says: "Do not even go close to Zina." (Quran 17:32)
Notice the wording - Allah doesn't just say "don't commit adultery." He says "don't even go close to it." This demonstrates the principle of blocking pathways to sin, not just the sin itself.
From the Sunnah
The Famous Hadith About Doubtful Matters
The Prophet ﷺ said: "Both legal and illegal things are obvious, and in between them are (suspicious) doubtful matters. So whoever forsakes those doubtful things lest he may commit a sin, will definitely avoid what is clearly illegal; and whoever indulges in these (suspicious) doubtful things bravely, is likely to commit what is clearly illegal. Sins are Allah's Hima (i.e. private pasture) and whoever pastures (his sheep) near it, is likely to get in it at any moment." (Sahih al-Bukhari 2051)
This hadith is cited even by scholars who don't consider Sadd al-Dhara'i inherently evidential. Scholars accept this hadith and use it to support their view that people should avoid doubtful matters. The Prophet ﷺ uses the analogy of a shepherd, just as a wise shepherd keeps his flock away from the edges of private pasture to prevent accidental trespassing, a believer should avoid actions that might lead to sin.
Real-World Applications Today
Sadd al-Dhara'i applies to various contemporary situations where Muslims need to evaluate actions that might lead to haram outcomes.
Example 1: Gambling Islam prohibits gambling due to its harmful effects on individuals and society. The principle of Sadd al-Dhara'i extends this prohibition to activities that may lead to gambling, such as organizing events where gambling is likely to occur, facilitating online gambling platforms, or promoting gambling-related products.
Example 2: Interest (Riba) Charging or paying interest on loans is prohibited in Islam. Sadd al-Dhara'i prohibits engaging in transactions or contracts that may lead to interest, such as entering into agreements with ambiguous terms that could potentially result in interest payments.
Example 3: Deceit and Fraud Islam prohibits deceit and fraud in business transactions and interpersonal dealings. The principle of Sadd al-Dhara'i extends this prohibition to actions that may lead to fraud, such as using misleading advertising practices or engaging in deceptive business practices that could develop into outright fraud.
The Connection to Maqasid al-Shari'ah
Understanding Sadd al-Dhara'i becomes clearer when we see how it serves to protect the fundamental objectives (Maqasid) of Islamic law: preserving Religion (Deen), Life (Nafs), Intellect (Aql), Lineage (Nasab), and Wealth (Maal).
By blocking the means to harm, this principle helps safeguard these objectives before violations occur.
Conclusion
Sadd al-Dhara'i is a useful principle in Fiqh where it prevents Halal actions that could lead to Haram outcomes. Scholars have different views on whether this can be used as evidence (Hujjah) for things not directly mentioned in the Quran and Sunnah, but they agree when these matters are explicitly addressed in the texts.
In our next article, we will examine Qawl as-Sahabi (the sayings of the Companions).