Tajweed Rules
Tajweed, rule by rule: the letters, the gesture, examples to hear and the numbers of the Quran.
Tajweed (تجويد) gathers the rules that tell how to pronounce each letter of the Quran: when the sound goes through the nose, when two letters merge, when a letter bounces, when a vowel is lengthened. This guide covers 29 of them, in the Hafs reading, with their letters, examples to hear and their count in the Quran.
Families of rules
The rules are grouped by the letter that triggers them: the noon, the meem, the long vowel, the lām of “al”, the hamzah.
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Noon Sakinah and Tanween Rules
5 rules · 13,662 times in the Quran -
Meem Sakinah Rules
3 rules · 6,865 times in the Quran -
Madd in Tajweed: the Lengthening Rules
7 rules · 48,669 times in the Quran -
Lam Shamsiyyah, Lam Qamariyyah and the Lam in Allah
3 rules · 10,917 times in the Quran -
Waqf: Where and How to Stop
2 rules · 10,575 times in the Quran -
Hamzat al-Wasl and Hamzat al-Qat'
2 rules · 32,422 times in the Quran -
When Two Letters Meet: Mithlayn, Mutajanisayn, Mutaqaribayn
3 rules · 214 times in the Quran
Other rules
Practise: tajweed exercises with answers
The 28 letters of the Arabic alphabet: points of articulation and characteristics
The signs of the course
The same signs everywhere, from the first lesson to the last.
- MergerThe first letter is no longer said: the next one is said doubled.
- Incomplete mergerThe letter disappears but leaves a trace: its nasal sound, or the heaviness of ط.
- HiddenNeither said clearly nor merged: the letter hides in the nasal sound.
- Changed in placeFollowed by a bā, the nūn becomes a hidden mīm, right where it is.
- Said clearlyNo bridge: the letter stays clear, without stopping.
- Nasal soundThe ghunnah, held for two counts.
- LengthThe vowel stretches 2, 4, 5 or 6 counts. Nothing merges.
- Added soundA sound that is not written but is said: the linking nūn, the starting vowel.
- StopA stop: the bridge is cut, the word takes its stopping form.
- SaktA very short pause, without taking a breath (four places in Hafs).
- InfluenceThe vowel before makes the letter heavy or light: the lām of the name of Allah, the rā with no vowel. Nothing merges.
All 29 rules, one by one
In the order they are learned: each lesson builds on the ones before.
Module 0 · Reading before reciting
Module 1 · The letters and where they come from
Module 2 · Ghunnah
Module 3 · Noon sakinah and tanween
- 3.0Noon Sakinah and Tanween Rules
- 3.1Izhar Halqiإظهار حلقي
Before a throat letter, a nūn with no vowel or a tanwīn is said clearly, without holding the nasal sound.
- 3.2Idgham with Ghunnahإدغام بغنّة
The nūn merges into the next letter, with a nasal sound held two counts.
- 3.3Idgham without Ghunnahإدغام بلا غنّة
The nūn disappears completely into the lām or rā that follows, with no nasal sound.
- 3.4Iqlabإقلاب
Before a bā, the nūn turns into a mīm, with a nasal sound held two counts.
- 3.5Ikhfaإخفاء
The nūn is not said clearly: it hides in a nasal sound, held two counts.
Module 4 · Meem sakinah
- 4.0Meem Sakinah Rules
- 4.1Ikhfa Shafawiإخفاء شفوي
Before a bā, the mīm is not said clearly: it keeps a nasal sound for two counts.
- 4.2Idgham Shafawiإدغام شفوي
A mīm with no vowel, then another mīm: they become one doubled mīm, with a nasal sound of two counts.
- 4.3Izhar Shafawiإظهار شفوي
Before every letter except bā and mīm, a mīm with no vowel is said clearly, without holding the nasal sound.
Module 5 · Madd
- 5.0Madd in Tajweed: the Lengthening Rules
- 5.1Madd Tabee'eeمدّ طبيعي
A long vowel with no hamzah or sukoon after it is held two counts.
- 5.2Madd Muttasilمدّ متصل
Inside one word, a long vowel followed by a hamzah is held four or five counts.
- 5.3Madd Munfasilمدّ منفصل
A long vowel ends a word and a hamzah opens the next: four or five counts.
- 5.4Madd 'Aarid Li-Sukunمدّ عارض للسكون
When you stop, a long vowel placed just before the last letter may last two, four or six counts.
- 5.5Madd Lazimمدّ لازم
A long vowel, then a doubled or always-vowelless letter: it is held six counts.
- 5.6Madd Badalمدّ البدل
Madd badal is a long vowel that comes right after a hamzah: first the hamzah, then the lengthening.
- 5.7Madd 'Iwadمدّ العوض
Madd ʿiwad is the alif said when stopping, in place of a tanween with fathah: “-an” becomes “-ā”, two counts.
Module 6 · Qalqalah
Module 7 · The article and the hamza
- 7.1Lam Shamsiyyahلام شمسية
In “al”, before one of the 14 sun letters, the lām is not said: the next letter is doubled.
- 7.2Lam Qamariyyahلام قمرية
In “al”, before one of the 14 moon letters, the lām is said clearly, with its sukūn.
- 7.3Lam Shamsiyyah, Lam Qamariyyah and the Lam in Allah
- 7.4Hamzat al-Waslهمزة وصل
The joining hamzah (ٱ), at the start of some words: said if you begin on that word, not if you read on.
- 7.5Hamzat al-Qat'همزة قطع
A hamzah that is always said: when you start reading and when you join from the word before.
- 7.6Hamzat al-Wasl and Hamzat al-Qat'
Module 8 · Rā and the lām of the name of Allah
Module 9 · When two letters meet
- 9.1Idgham Mithlaynإدغام مثلين
Two identical letters follow each other, the first with no vowel: it merges into the second, which is said doubled.
- 9.2Idgham Mutajanisaynإدغام متجانسين
A letter with no vowel, then a letter from the same place in the mouth: the first merges into the second.
- 9.3Idgham Mutaqaribaynإدغام متقاربين
A letter with no vowel, then a letter from a neighbouring place: the first merges into the second.
- 9.4When Two Letters Meet: Mithlayn, Mutajanisayn, Mutaqaribayn
Module 10 · Stopping (waqf) and starting again
- 10.1Waqf Signsعلامات الوقف
Stop signs are small markers above the line: they show where to stop, where to carry on and where to choose, to keep the meaning.
- 10.2Waqf (Stopping)الوقف
Stopping is cutting the voice at the end of a word to take a breath, intending to carry on: the last letter loses its vowel.
- 10.4Waqf: Where and How to Stop
Module 11 · Words particular to Hafs
Tajweed in the Quran, in numbers
| Rule | In the Quran | Surahs |
|---|---|---|
| Madd Tabee'ee | 36,053 | 114 |
| Hamzat al-Qat' | 19,170 | 114 |
| Tafkheem and Tarqeeq | 16,636 | 114 |
| Hamzat al-Wasl | 13,252 | 114 |
| Heavy and Light Ra | 12,394 | 113 |
| Waqf (Stopping) | 6,216 | 114 |
| Izhar Shafawi | 5,537 | 105 |
| Lam Qamariyyah | 5,480 | 113 |
| Ikhfa | 5,301 | 108 |
| Ghunnah | 4,946 | 108 |
| Madd 'Aarid Li-Sukun | 4,543 | 88 |
| Waqf Signs | 4,359 | 84 |
| Idgham with Ghunnah | 3,933 | 99 |
| Qalqalah | 3,834 | 109 |
| Madd Munfasil | 3,172 | 101 |
| Izhar Halqi | 2,831 | 103 |
| Lam Shamsiyyah | 2,733 | 108 |
| Lam in the Word Allah | 2,704 | 85 |
| Madd Muttasil | 1,997 | 96 |
| Madd Badal | 1,853 | 91 |
| Idgham without Ghunnah | 1,035 | 95 |
| Madd 'Iwad | 903 | 33 |
| Idgham Shafawi | 832 | 77 |
| Iqlab | 562 | 83 |
| Ikhfa Shafawi | 496 | 75 |
| Madd Lazim | 148 | 56 |
| Idgham Mithlayn | 143 | 49 |
| Idgham Mutajanisayn | 58 | 29 |
| Idgham Mutaqaribayn | 13 | 9 |
Counted on the text of the Madani Mushaf (Hafs reading).
Read the rules here. Learn them by reciting.
Frequently asked questions
How many tajweed rules are there?
Textbooks classify them in several ways. This guide covers 29: the 17 this site colours in the Quran, plus 12 that Tilawa computes letter by letter (Izhar Halqi, Izhar Shafawi, Lam Qamariyyah, Hamzat al-Qat', Tafkheem and Tarqeeq, Heavy and Light Ra, Lam in the Word Allah, Idgham Mithlayn, Madd Badal, Madd 'Iwad, Waqf Signs and Waqf (Stopping)).
Which rule is the most frequent?
Among the rules placed on a letter (the table adds heavy letters, the rā, the lām of Allah and stopping): Madd Tabee'ee, 36,053 times in the Quran. Then Hamzat al-Qat' (19,170) and Hamzat al-Wasl (13,252).
Which reading does this guide follow?
The Hafs ʿan ʿAsim reading, by way of the Shatibiyyah: the reading of the Madani Mushaf. The lengths and letters on these pages follow it.
Why is the Quran in colour on this site?
Each colour marks a tajweed rule, placed on its letters. They are the colours of the Tilawa app: a hidden noon, a merge or a lengthening can be seen before it is recited.
How can I check my tajweed when I recite?
Tajweed is learned by ear: you need to hear yourself. Recite out loud in the Tilawa app, on iPhone or Android. It follows your recitation word by word and shows you the rules you missed or got wrong, with the correct recitation to replay.
Tilawa editorial team · Updated 2026-10-24 · Report an error