Names of Allah

Al-Aleem

Al-ʿAlīm

العليم

The All-Knowing — whose knowledge encompasses all things past, present, future, hidden and apparent.

What is Al-Aleem?

Al-Aleem declares Allah as the All-Knowing — possessing perfect, complete, eternal knowledge of all things. His knowledge is not acquired through experience, observation, or learning; it is intrinsic and absolute. Al-Aleem knows what was, what is, what will be, what is hidden, what is apparent, the thoughts of every mind, the intentions of every heart, the count of every grain of sand, the falling of every leaf — without effort and without lapse. This name appears more times in the Quran than perhaps any other attribute of Allah's knowledge — over 100 times in various forms.

Al-Aleem in the Quran

The Quran often pairs Al-Aleem with related attributes:

  • With Al-Hakim (the Wise): "And Allah is Knowing and Wise." (4:170) — Knowledge united with wisdom.
  • With Al-Khabir (the Aware): "And Allah is Knowing and Acquainted." (49:13) — knowledge of both outer and inner reality.
  • With Al-Bāṣir (the All-Seeing): "And Allah is over all things, Knowing." (24:35) — knowledge with perception.

The most magnificent verse on Allah's knowledge is in Surah Al-Anam:

"And with Him are the keys of the unseen; none knows them except Him. And He knows what is on the land and in the sea. Not a leaf falls but that He knows it. And no grain is there within the darknesses of the earth, and no moist or dry [thing] but that it is [written] in a clear record." (6:59)

The Comprehensive Knowledge of Allah

Allah's knowledge encompasses:

  1. The unseen (al-ghayb) — what humans cannot perceive: future events, hidden secrets, what is beyond the heavens.
  2. The visible (ash-shahādah) — everything we observe.
  3. The interior (al-bāṭin) — thoughts, intentions, feelings within hearts.
  4. The exterior (aẓ-ẓāhir) — outward actions and speech.
  5. The past, present, and future — simultaneously, without sequence as we experience time.
  6. The infinitesimally small — atoms, individual cells, sub-microscopic events.
  7. The infinitely large — every galaxy, every star, every cosmic process.

Al-Aleem in the Hadith

  • The Prophet ﷺ used to make du'a: "Allahumma innaka anta as-Samīʿ al-ʿAlīm — O Allah, You are the All-Hearing, the All-Knowing..." (Muslim 2693)
  • In a famous hadith: "Allah hears the soft whisper between a wife and her husband when she complained of her husband to the Prophet ﷺ. So Allah revealed: 'Allah has heard the words of she who pleaded with you about her husband.'" (58:1, narrated by Aisha — Bukhari)
  • "There is not one of you but Allah will speak to him on the Day of Resurrection without any interpreter between him and Allah. He will look to his right and see nothing but his deeds that he sent forth, and look to his left and see nothing but his deeds that he sent forth..." (Bukhari 1413)

Theological Significance

Belief in Al-Aleem deeply transforms the believer:

  • Sincerity (ikhlāṣ) — knowing Allah sees every motive removes hypocrisy.
  • Patience in trial — Allah knows what we experience; nothing goes unrecorded.
  • Trust in du'a — He knows exactly what we need before we ask.
  • Caution against sin — even private acts are not hidden from Him.
  • Humility about knowledge — our knowledge is limited; only His is complete.

How to Invoke Al-Aleem in Du'a

  • "Ya ʿAlīm, ʿallimnī ma jahiltu, wa dhakkirnī ma nasītu" — O All-Knowing, teach me what I do not know and remind me of what I have forgotten.
  • The famous "Istikhārah" du'a for guidance includes: "Allāhumma innaka taʿlamu wa lā aʿlam, wa anta ʿAllāmu al-ghuyūb" — "O Allah, You know and I do not know, and You are the Greatest Knower of the unseen."
  • The Prophet ﷺ asked: "O Allah, by Your knowledge of the unseen and Your power over creation, give me life if You know life is better for me, and take me if You know death is better for me." (Nasa'i 1305)

Frequently Asked Questions

If Allah knows everything, including the future, do we have free will?

Yes. Allah's foreknowledge does not cause our actions. He knows what we will freely choose, just as you might know that your friend will inevitably choose chocolate when offered both vanilla and chocolate — your knowledge doesn't force their choice. Allah's knowledge encompasses our free choices without compelling them.

Can we hide anything from Allah?

Nothing. The Quran says: "He knows the deception of the eyes and what the chests conceal." (40:19). Even our unspoken thoughts, our hidden glances, our suppressed feelings — all are known to Him before, during, and after we experience them.

If Allah knows our needs, why pray?

Du'a is not to inform Allah but to acknowledge our dependence and connect with Him. The Prophet ﷺ said du'a is itself the act of worship (Tirmidhi 3247). We pray not because Allah is unaware but because praying transforms us — making us conscious of His knowledge and our reliance on Him.

Etymology & origin

Al-Aleem (العليم) derives from the Arabic root ʿ-L-M (ع-ل-م), meaning "to know" — one of the most common roots in Arabic, producing words such as ʿilm (knowledge), maʿlūm (known), taʿlīm (teaching), and ʿallām (one of vast knowledge). The form fa'īl (Al-ʿAlīm) is intensive, indicating not just knowing but knowing in the most complete, perfect, and unceasing way. Allah's knowledge is unlike human knowledge in three crucial ways: it has no beginning (eternal past), no end (eternal future), and no limit (encompasses all). The intensified form Al-ʿAllām appears once in the Quran (5:109, 5:116) for ʿAllām al-ghuyūb — "The Greatest Knower of the unseen."

References

Quran:
2:32, 2:158, 35:38
Hadith:
Muslim 2693 (Du'a: O Allah You are As-Sami al-Aleem); Bukhari 1413 (Allah will speak to everyone directly); Bukhari 6018 (Khawla's complaint heard above the seven heavens); Nasa'i 1305 (Istikhara du'a — You know and I do not know); Tirmidhi 3247 (Du'a is itself worship); Quran 6:59 (Keys of the unseen are with Him); Quran 40:19 (Knows deception of eyes and what chests conceal)