What is mahr, and how much should it be?

What the mahr actually is

Ibn 'Uthaymeen defines it as the wealth paid to the wife because of the marriage contract — what people commonly call the jahāz. It becomes hers by the contract itself, whether it was named or the contract was silent about it. If a specific amount was named, that is what she gets, whether it was little or much; if nothing was named, the husband owes her the dowry customary for women like her.

It need not be money or property. It can be a benefit: the Prophet ﷺ married a woman to a man on the basis that he would teach her something of the Qur'an. So a mahr can be gold, silver, goods, or a defined service.

It is not a pillar of the marriage

Shaykh Ibn Baz was asked directly whether the mahr is one of the pillars of marriage. His answer: it is neither a pillar nor a condition — but it cannot be dispensed with, because Allah tied marriage to the spending of wealth:

"…that you seek them with your wealth, desiring chastity, not unlawful sexual intercourse."— Qur'an 4:24 (as cited by Ibn Baz)

If a marriage is contracted with no mahr named, the contract is sound and the wife is owed the customary dowry. Ibn Baz grounds this in the hadith of the woman whose husband died before any dowry was named; the Prophet ﷺ ruled:

"She gets the like of the dowry of the women of her family, neither less nor more; she must observe the waiting period, and she inherits."— Sunan Abi Dawud and Jami' at-Tirmidhi: the ruling of 'Abdullah ibn Mas'ud, which Ma'qil ibn Sinan confirmed the Prophet ﷺ had given

IslamWeb (fatwa 61455) adds that this is the position of the majority of jurists — the contract is valid without naming a mahr, though it is recommended not to leave the marriage without one, since the Prophet ﷺ never left his own marriages or those of his daughters without a dowry.

How much — the upper limit

There is no maximum. IslamWeb (fatwa 53611) states plainly that no text of the Shari'ah sets a ceiling the mahr may not exceed, citing:

"But if you want to replace one wife with another and you have given one of them a great amount [in gifts], do not take [back] from it anything."— Qur'an 4:20

So a wealthy man may give as much as he is able, even a qintār. What the texts censure is not the amount itself but exaggeration in dowries — IslamWeb notes that while it is not forbidden, it is at least strongly disliked, especially given the harm it causes: women remaining unmarried and the pressure it puts on those seeking marriage.

How much — the lower limit

Here the scholars genuinely differ, and the difference is worth knowing.

Imam Ahmad was asked repeatedly what the least mahr is, and his answer was consistent: whatever the people agree upon. Asked about guardians who married a girl off for less than the dowry of her peers, he said it is valid if she is content — and she does not later get the difference. Ibn Abi al-'Izz, writing from within the Hanafi tradition, records that the majority — including Sa'id ibn al-Musayyib, al-Qasim, Rabi'ah, al-Shafi'i, Ahmad and Ishaq — held there is no fixed minimum, and that no authentic hadith establishes one. The hadith of the iron ring is decisive here: the Prophet ﷺ told a man with nothing to seek even an iron ring, and when he had nothing at all, married him for teaching Qur'an.

The practical upshot: a token mahr is valid, as the hadith of the iron ring shows.

What the sunnah prefers

The scholars are clear that the sunnah is a modest mahr. Ibn 'Uthaymeen writes that the prescribed course is for it to be little, and that the less and the easier it is, the better — in imitation of the Prophet ﷺ and in pursuit of blessing, since "the marriage with the greatest blessing is the one with the least burden." He cites the man who gave four ūqiyyah and was told:

"Four ūqiyyah? It is as if you are carving silver from the side of this mountain."— Sahih Muslim 1424

And 'Umar رضي الله عنه said: "Do not be excessive in the dowries of women, for if it were a mark of honour in this world or of piety in the Hereafter, the Prophet ﷺ would have been foremost in it. He never gave any of his wives, nor received for any of his daughters, more than twelve ūqiyyah" — and an ūqiyyah is forty dirhams.

Ibn 'Uthaymeen lists the harms of inflated dowries: men and women kept from marriage for years, families judging suitors by the size of the payment rather than by religion and character, and a husband who has paid an enormous sum becoming unwilling to release his wife honourably when the marriage sours.

If no mahr was named

Three situations follow from the contract, and they differ:

• After consummation: the wife is owed the mahr al-mithl, the customary dowry for women like her — no more, no less.
• Divorce before consummation, with no mahr named: she is not owed the customary dowry, but she is entitled to mut'ah — a parting gift, the wealthy according to his means and the poor according to his. Ibn 'Abbas رضي الله عنه said the highest form of it is a slave-girl and the lowest a set of clothes.
• Divorce before consummation, with a mahr named: she receives half of what was named.

Ibn 'Uthaymeen also warns against writing "upon whatever is agreed" in the contract when nothing has in fact been agreed — it creates the appearance of an agreement that does not exist and causes disputes later. If nothing was settled, the contract should say plainly that she is mufawwiḍah, with no specified mahr.

Key takeaways

• The mahr is the wife's right, owed by the contract itself, and it is not a pillar or condition of a valid marriage.
• No text sets a maximum; the scholars censure exaggeration in dowries as at least strongly disliked.
• The stronger view, held by Imam Ahmad and the majority, is that there is no minimum — whatever the two sides agree on is valid.
• The sunnah is a light, easy mahr; the Prophet ﷺ called the least burdensome marriage the most blessed.
• If no mahr is named, the contract stands and the wife is owed the customary dowry after consummation, or a parting gift if divorced before it.

Further reading

• Ibn 'Uthaymeen, al-Sharh al-Mumti', the chapter on the effects of marriage
• Ibn Qudamah, al-Mughni, the Book of Dowry
• Shaykh Ibn Baz, Fatawa Nur 'ala al-Darb, the Book of Marriage

And Allah knows best.