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Revising Hifz So It Stays

Sabaq, sabqi and manzil — what each one protects, how much of each per day, and the revision ratio that decides whether last year's juz are still there.

Réponse courte

How do you revise Quran memorisation so it stays?

Split every day three ways: sabaq, today's new page; sabqi, the last week's pages in full; and manzil, a fixed portion of everything older on a repeating cycle. Drop manzil and the old juz go within months.

La réponse en bref
Hifz is held by a three-part daily routine. Sabaq is the new portion, sabqi is the recently memorised pages recited in full every day for a week or two, and manzil is a fixed share of the older material on a cycle that returns to every page within ten to thirty days. Nothing outside that cycle survives.

Ce qui change la réponse

The manzil cycle has to shorten as the total grows: a student holding five juz can afford a thirty-day cycle, one holding twenty-five cannot.
In an exam term or a difficult month, stop taking new pages rather than shortening manzil, because manzil is the part that cannot be rebuilt cheaply.
Reciting aloud to a listener and reading silently are not the same activity — silent reading rehearses recognition, which was never the part at risk.

Sabaq, sabqi, manzil — and what each protects

The traditional split is not three names for one activity. Each part protects memory at a different age, and each fails differently when dropped.

The word manzil does double duty. In the daily routine it means the older material under scheduled revision; classically it also names the seven-part division of the mushaf, one part a day giving a complete recitation each week.

The names matter less than the principle: a page needs daily contact for its first fortnight and scheduled contact for the rest of its life. Programmes fail at the second half, almost never the first.

Sabaq — the new portion, usually one page. Memorised, recited to a teacher the same day and again next morning.
Sabqi — everything from the last week or fortnight, recited in full daily. This is the fragile band: pages that feel secure and are not.
Manzil — everything older, divided into a cycle. A fixed portion each day so every page returns on a known schedule rather than by chance.

The ratio, and why it keeps moving

The number that decides whether a hifz holds is the share of each session spent on old material. Early on, equal time on new and old is enough. By ten juz, revision should take clearly more time than memorising. By twenty, three or four times as much.

This is where most students go wrong, and understandably: the new page is visible progress and manzil is invisible maintenance. So when the day runs short, manzil gets cut. Six months of that and a student has more pages memorised on paper and fewer they can recite.

The rule worth fixing before the pressure arrives is that manzil is not negotiable and sabaq is. A week with no new pages costs a week. A month of skipped manzil costs a juz.

Under 5 juz — a thirty-day cycle is workable
5 to 15 juz — around one juz of manzil a day, so the cycle returns every ten to fifteen days
Over 20 juz — two juz a day or more, with the cycle kept under about a fortnight
The whole Quran — a seven-day cycle of one classical manzil a day, or a thirty-day cycle of one juz

The difference between knowing it and being able to say it

Memory for a page degrades in one direction: production goes first and recognition lasts. A student who has not touched a juz for two months will still recognise every ayah and still feel that they know it. Asked to start from the middle of a page with the mushaf shut, they cannot.

This is why hifz unravels without anyone noticing in time. The signal that says "I know this" measures recognition, and it keeps saying yes long after the ability to recite has gone. Test production instead of trusting the feeling.

Start from the middle of a page, not the top — the top is a cue you have rehearsed hundreds of times
Recite to someone holding the mushaf and ask them not to prompt for five seconds
Practise the joins: the last ayah of one page straight into the first of the next — hifz breaks at page turns before anywhere else.
Recite in salah, especially nafl and tahajjud — production with no safety net, and the highest-value revision there is
Listening to a recording is not revision. It maintains recognition, which was never the part at risk.

Where the mistakes actually happen

Errors in hifz are not random. They cluster at ayat resembling ayat elsewhere in the mushaf — the same opening with a different ending, the same phrase with one word changed. A reciter reaches one, takes the wrong continuation, and ends up several juz away without noticing.

Revision that only runs forwards from the top of a page never addresses this, because the context carries you through. The fix has to be deliberate: note every place you have jumped, write the two versions side by side, and revise them as a pair. Understanding the meaning helps here more than anywhere else in hifz, since they almost always differ for a reason.

What to do when it has already slipped

The instinct is to go back to juz 30 and work forwards. It is the wrong move: the early juz are usually strongest, so weeks get spent on material that was never at risk.

Stop new memorisation for two to four weeks. Test each juz cold, mushaf shut, from the middle of a page, and sort them into solid, shaky and gone. Give the time to the shaky ones, which come back in days. Treat the gone ones as new: a page a day. Restart sabaq only once the manzil cycle has run unbroken for a fortnight.

Questions fréquentes

How long does daily revision take?

For a student holding ten juz, about an hour: a few minutes of sabaq recitation, fifteen or twenty of sabqi, and half an hour of manzil. At twenty-five juz it is closer to two hours. If those numbers look impossible in a given week, the honest response is to pause new memorisation rather than to compress the revision.

Can revision be done silently?

Not usefully. Reading the page silently rehearses recognition and leaves the skill that matters untested. Reciting aloud, from memory, with the mushaf closed, is the thing that actually has to happen. Everything else is preparation for it, and preparation is not the same as doing it.

Should the mushaf be open or closed during revision?

Closed for the test, open for the correction. Recite the portion from memory first and mark every place you hesitated, then open the mushaf and fix precisely those places. Reciting while reading feels productive, takes the same amount of time, and rehearses almost nothing.

I have forgotten a whole juz. Do I start it again from scratch?

Usually not. Recite it with the mushaf open for a few days first — most of it tends to come back far faster than it went in, because the traces are still there. If after a week it still has to be read rather than recalled, treat it as new material and give it a page a day alongside your existing cycle.

Does understanding the Arabic help with revision?

Considerably, and most of the benefit shows up at the similar verses. Where two versions differ, they generally differ for a reason connected to the meaning, so a student who knows the meaning has something to choose with. Without it the two are competing sounds, and there is nothing to choose between them.

Dernière mise à jour 21 août 2026