As-salaamu alaykum — "Peace be upon you" — is the greeting Allah chose for the believers in this world and in the next. In Surah Ibrahim, Allah tells us that the greeting of the people of Jannah will be salam (14:23). Every time a Muslim says these words, they are praying for peace, safety, and the mercy of Allah upon the person they address.

Yet the salam is more than a greeting. It is a key to love, and love is a key to faith, and faith is the key to Jannah. The Prophet ﷺ connected all three in one hadith recorded by Muslim.

The Virtue of Spreading the Salam

The Prophet ﷺ said: "You will not enter Paradise until you believe, and you will not (fully) believe until you love one another. Shall I not tell you of something which, if you do it, you will love one another? Spread the salam among yourselves." (Muslim). Three steps — salam leads to love, love completes faith, faith leads to Jannah. The simple act of greeting carries this entire chain.

When you are greeted with a greeting, greet with better than it or return it. Indeed, Allah is ever over all things, an Accountant.

Surah An-Nisa, 4:86

This verse establishes two obligations: responding with something equal or better. Responding with exactly the same words fulfils the minimum; adding "wa rahmatullahi wa barakatuh" (and the mercy of Allah and His blessings) is the fuller, more excellent response.

The Full Form and Its Reward

السَّلَامُ عَلَيْكُمْ وَرَحْمَةُ اللَّهِ وَبَرَكَاتُهُ
As-salaamu alaykum wa rahmatullahi wa barakatuh

Peace be upon you, and the mercy of Allah, and His blessings. The Prophet ﷺ indicated that the basic salam earns 10 good deeds, adding 'wa rahmatullah' earns 20, and the full form earns 30. (Abu Dawud, Tirmidhi)

The full form is three gifts in one: peace (salam), mercy (rahma), and blessings (barakat). When you say it, you are gifting the person thirty good deeds' worth of supplication in a single breath.

The Etiquette: Who Greets First?

The Prophet ﷺ taught the community how to prioritise the salam so it flows naturally:

  • The rider greets the walker.
  • The walker greets the one who is sitting.
  • The smaller group greets the larger group.
  • The younger greets the elder. (Bukhari)

These guidelines ensure the greeting reaches those who may feel overlooked. Initiating the salam is a sunnah that carries great reward; the Prophet ﷺ said the one who initiates it is closer to Allah. (Abu Dawud)

When Returning the Salam Is Obligatory

Giving the salam is a recommended sunnah. Returning it is an obligation. When someone greets you, you must respond — at minimum with the same words or better. Scholars distinguish between two situations: if a group of people is greeted together, returning the salam becomes a collective duty (fard kifayah); if only one person is greeted, returning it is individually obligatory for that person.

If you are in prayer, do not respond verbally — you may gesture with your hand. After prayer, respond verbally. If someone writes the salam in a letter or message, scholars hold that you should respond in writing.

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Entering and Leaving
Give the salam when entering a home, a gathering, or a masjid — and when leaving. This frames every interaction as one of peace and blessing.
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Even to Strangers
The Prophet ﷺ said to give salam to those you know and those you do not know (Bukhari). The salam is not only for friends — it is a right of every Muslim.
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In Writing
Beginning a letter or message with the salam is the Sunnah. Returning it in writing is also a courtesy that scholars consider appropriate.
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A Supplication, Not Just a Phrase
Each salam is a du'a for the person you greet. When you say 'As-salaamu alaykum', you are asking Allah to grant them peace. This is why it should be said with sincerity.

The salam is one pillar of a broader prophetic etiquette of connecting with people. For the etiquette of supplication — another form of reaching out to Allah and to the community — see our guide to the adab of making dua. And for morning and evening phrases that keep your tongue moist with remembrance, read the best daily duas from the Sunnah.

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