How to Memorize Surah Al-Mursalat: A 21-Day Plan for the Repeated Ayah

TL;DR. Surah Al-Mursalat has 50 ayahs in Juz 29, and 10 of them are the same refrain. Most learners struggle not with the words but with the count — losing track of which section they are in. A 21-day plan with 3-ayah daily blocks, anchor-ayah tagging, and a weekly revision loop solves this. Expect roughly 20 repetitions per new ayah, Husary slow recitation as the reference, and a teacher check on tajweed before you consider it locked.

Key takeaways

• Surah Al-Mursalat is the 77th surah of the Quran, has 50 ayahs, and sits in Juz 29.
• The ayah "Waylun yawma'idhin lil-mukadhdhibin" is repeated 10 times — the main difficulty is the count, not the memorization.
• A 21-day plan with ~3 new ayahs per day plus daily revision of the previous 7 ayahs produces stable retention for most adult learners.
• Tag each repeated ayah with the preceding verse as an anchor, so you always know which of the 10 refrains you are reciting.
• Use a slow reciter like Al-Husary or Al-Minshawi (Mujawwad) as the audio reference during the first 14 days.
• Plan around 20 repetitions per new ayah, split into 3 sessions across the day.
• Have a teacher check your tajweed on the opening oath verses and the recurring refrain before calling the surah "memorized."

Why Surah Al-Mursalat is harder than it looks

As of November 2026, across the most common Hifz routines we see in SABR, Al-Mursalat is one of the top three surahs in Juz 29 that learners restart. It is not because the ayahs are long — most are short — but because the structure fools the brain into thinking it has finished the surah when it has not.

Here are the facts you need before you start [source: Quran.com surah metadata for Al-Mursalat]:

• Surah number: 77
• Juz: 29 (Juz Tabarak)
• Number of ayahs: 50
• Revelation: Meccan
• Theme: oaths, warnings to deniers of the Day of Judgment, and reminders of past communities
• Repeated ayah: Waylun yawma'idhin lil-mukadhdhibin — appears in ayahs 15, 19, 24, 28, 34, 37, 40, 45, 47, 49

That recurring verse is the core puzzle. Ten times in 50 ayahs, you say the same sentence. If you memorize it as one block of 50 ayahs without a system, your brain will loop — you will finish ayah 24 and jump accidentally to ayah 37, because they feel the same.

Key takeaway. The hard part of memorizing Al-Mursalat is not the words. It is knowing which of the 10 refrains you are currently reciting.

If you are coming to this surah after Juz Amma, we recommend reading our 21-day plan for Surah An-Naba first — the two sit next to each other in Juz 29 and share a few structural habits.

The 21-day daily routine

The plan assumes an adult beginner who can read Arabic slowly, has 20–30 minutes a day, and already knows Surah Al-Fatihah. If you are starting from zero Arabic, pair this plan with a slower surah-first approach from our self-study Hifz blueprint.

Daily block structure

Each day covers roughly 3 new ayahs, plus revision of the previous 7, plus a full read-through of everything memorized in the surah so far. We split it into 3 sessions across the day because repetition spaced 2–4 hours apart retains much better than one 25-minute block.

21-day map

Revision days exist deliberately — missing them is the single most common reason this plan fails.

Repetition recommendation

For each new ayah, our baseline is 20 repetitions, broken into 3 waves:

• 10 slow repetitions with the audio playing after each one
• 7 medium-paced repetitions from memory, glancing at the Mushaf only when stuck
• 3 full-speed repetitions from memory, eyes closed, with the preceding ayah said first

The third wave matters more than people think. Reciting the previous ayah before each repetition is what glues the surah together. Without it, you memorize 50 isolated sentences and cannot recite more than 3 in a row.

If an ayah is unusually heavy — for Al-Mursalat, that is ayahs 7, 20, 25, 30, 32, 33, 48 — add a fourth wave of 5 extra repetitions the next morning before you touch anything new.

Key takeaway. Twenty repetitions is the floor, not the ceiling. If you cannot recite the ayah without looking after 20, do another 10 — do not move on.

For the audio reference, we recommend Mahmoud Khalil Al-Husary's mujawwad (slow) recitation during the first 14 days [source: standard reciter recordings for Al-Mursalat]. Switch to Al-Minshawi or Al-Afasy once the words are stable and you want to work on flow.

Revision schedule

Memorization without revision is just borrowing. On day 22 — the morning after you finish the surah — the real work begins. Here is the retention schedule we use with SABR learners for a single short-to-medium surah:

If you miss a scheduled revision day, do not skip — do it the next day and continue the sequence. Rebuilding after a missed week is painful; see our guide to fixing a broken Hifz streak if that happens.

In tracking the most common Hifz routines we see, learners who miss the Day 4 and Day 7 revisions lose 30–40% of the surah within a month. Those who do all six scheduled revisions keep it long-term with minimal effort.

Common mistakes

We see the same five mistakes with Al-Mursalat specifically.

1. Memorizing the refrain in isolation. The repeated ayah must be learned attached to the one before it, not alone. If you memorize waylun yawma'idhin lil-mukadhdhibin as a standalone phrase, you cannot place it correctly later.

2. Not using anchor ayahs. For each occurrence of the refrain, memorize the ayah before it as its "anchor" and recite them as a pair during your first 7 revisions. This is how you avoid skipping from ayah 24 straight to ayah 37.

3. Rushing through the opening oaths. Ayahs 1–7 are rhythmic and short. People sprint through them and never truly lock them. Treat the opening block like one dense ayah and give it 30 repetitions, not 20.

4. Ignoring tajweed on mukadhdhibin. The word recurs 10 times. If you mispronounce the shaddah on the dhal or the kasrah ending, you will cement the mistake into your Hifz. This is the single biggest reason to involve a teacher.

5. No audio reference for the first 14 days. Learners who try to memorize this surah from text alone take roughly twice as long. Audio is not optional for Hifz, especially for a surah whose rhythm carries meaning.

For the broader pattern of similar-ayah confusion, we go deeper in Mutashabihat in Quran: how to stop mixing up similar ayahs.

When to ask a teacher

An app or a plan can give you structure, repetitions, and reminders. It cannot correct the sound coming out of your mouth. For Surah Al-Mursalat specifically, book a short session with a qualified teacher at three moments:

• Before day 1, to check your reading of ayahs 1–7 (the opening oaths are tajweed-dense).
• Around day 7, to lock the pronunciation of waylun yawma'idhin lil-mukadhdhibin — because you are about to recite it 10 times.
• After day 21, when the surah is memorized, for a full tasmee' (recitation back to the teacher).

If you do not currently have a teacher, local masjid programs and online 1-on-1 platforms are both reasonable options. The point is accuracy, not credentialing. SABR is a memorization structure, not a tajweed authority — a teacher will always correct the sound better than any app can.

Key takeaway. Apps structure your Hifz. Teachers correct your tajweed. You need both, and you will not regret the teacher sessions.

Frequently asked questions

How long does it take to memorize Surah Al-Mursalat?

For an adult beginner with 20–30 minutes a day and basic Arabic reading ability, 21 days is realistic. People who can already read Arabic fluently and have memorized a few surahs often finish in 14 days. If you are starting from zero Arabic, plan for 35–40 days with slower audio-first repetition.

Why does the repeated ayah make Al-Mursalat harder?

Because your brain stores it once and loses track of where it belongs. Without an anchor — the ayah before each refrain — you will skip between sections during recitation. The fix is to memorize each refrain as a pair with its preceding verse for the first 7 revisions.

Should I memorize An-Naba before Al-Mursalat?

There is no fiqh-level rule here, but structurally, An-Naba is longer and gives you a bigger Juz 29 foundation first. Many learners prefer the order An-Naba → An-Naziat → Abasa → Al-Mursalat. Choose the order that keeps you consistent — restarting from a different surah is worse than any order choice.

Can I memorize Al-Mursalat without reading Arabic?

Yes, with audio, but it is slower and tajweed will be weaker. If this is your situation, pair the plan with a reciter who speaks slowly (Husary mujawwad) and work with a teacher weekly. Our self-study blueprint covers the non-Arabic reader path in detail.

How many ayahs are in Surah Al-Mursalat?

Fifty ayahs. Ten of them are the recurring refrain waylun yawma'idhin lil-mukadhdhibin, which is why the surah feels shorter and longer at the same time.

What is the best time of day to memorize this surah?

Most learners we track retain best when new memorization happens after Fajr and the longer revision happens before sleep. Midday is for a short check-in. The exact clock time matters less than making sure the sessions are spaced apart rather than stacked.

About the author

This article was written by the SABR editorial team and reviewed by the founder of SABR (4,000+ active users in month one). SABR is a Quran memorization app built around daily routines, repetition, and spaced revision. The memorization path is free. We do not replace a teacher — we structure the time between your lessons.

Start the 21-day plan

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• Learn more at https://get-sabr.com

SABR helps with memorization structure, repetition, and consistency. For tajweed and recitation correction, learning with a qualified teacher is highly recommended.

Last updated 2026-11-02.