To know there is a G-d changes a person’s inner posture before it changes any specific action. Much of modern life trains a person to experience the world as self-contained: schedules, work, technology, pressure, and success can all create the feeling that life runs by human force alone. This mitzvah interrupts that illusion. It forms a Jew who does not move through the world as if reality is ownerless, but as one who lives before Hashem.

Over time, that awareness creates structure. Daily life is no longer a collection of disconnected tasks, but a field of encounter. Work, family life, decisions, speech, and private thought begin to organize themselves around a deeper center. A person becomes less scattered, because life is no longer interpreted only through mood, ego, or circumstance.

Emotionally, this mitzvah refines both strength and humility. There is comfort in knowing that one is not abandoned inside a random world, but there is also resistance, because the ego prefers the illusion of independence. The struggle is subtle: not whether one “believes,” but whether one actually lives with Hashem present.

In that way, this mitzvah shapes real identity. It creates a person whose inner life is anchored, whose choices are less chaotic, and whose existence carries a quiet seriousness because he knows before Whom he lives.

Rambam

• Source: Sefer HaMitzvos, Aseh 1; Mishneh Torah, Hilchos Yesodei HaTorah 1:1–6
• Rambam defines this mitzvah as the obligation to know that there is a מצוי ראשון — a First Existent — Who brought every created being into existence. He deliberately uses the language of ידיעה, knowledge, not vague belief. In Hilchos Yesodei HaTorah, he explains that all beings depend on Him, while He depends on none. This makes the mitzvah foundational rather than symbolic: it establishes the most basic truth of reality itself. The mitzvah is therefore not fulfilled by cultural affiliation or inherited instinct alone, but by settled recognition that Hashem is the source and sustaining cause of all existence.

Sefer HaChinuch

• Source: Sefer HaChinuch, Mitzvah 25
• Sefer HaChinuch presents this mitzvah as the root of all roots. Once a person internalizes that the world has a Creator Who knows, governs, and commands, Torah life becomes coherent. He frames the mitzvah as the beginning of all human formation, because one’s entire character changes when life is no longer lived as ownerless or accidental. This mitzvah therefore shapes not only doctrine but the human being himself: it trains a person to live with responsibility, submission, and inner seriousness before Hashem.

Mechilta

• Source: Mechilta de-Rabbi Yishmael, Yisro, on Exodus 20:2
• The Mechilta explains that “Anochi Hashem Elokecha” establishes קבלת מלכות שמים — acceptance of the sovereignty of Heaven. Before the Torah warns against false gods, it first establishes the positive recognition of the true Master. The order matters: rejection of error is not enough unless it rests upon recognition of truth. The mitzvah begins with affirming Who Hashem is to the Jew.

Gemara

• Source: Makkos 24a
• The Gemara counts “Anochi” among the commandments heard directly from Hashem. This underscores that the mitzvah is not peripheral but foundational. Its direct utterance signals that this truth stands at the base of all commanded life. The knowledge of Hashem is not one theme among many, but the ground upon which all mitzvos stand.

Midrash

• Source: Shemos Rabbah 29
• Midrashically, “Anochi” is presented as the opening by which Hashem introduces Himself not in abstraction, but through history: “Who took you out of Egypt.” The knowledge required here is not only metaphysical recognition of a Creator, but covenantal recognition of the G-d Who enters history, redeems, and binds Himself to His people. Knowing Hashem therefore includes seeing His reality in both creation and redemption.

Rashi

• Source: Rashi on Exodus 20:2
• Rashi explains that Hashem identifies Himself through Yetzias Mitzrayim because redemption gave Israel experiential grounds to recognize His authority. The mitzvah is not presented as detached philosophy alone, but as knowledge tied to lived encounter. Hashem is the One Who acted in history, redeemed, and revealed Himself. Rashi thus sharpens the personal dimension of the mitzvah: knowing Hashem means recognizing the One Who has already made Himself known.

Ramban

• Source: Ramban on Exodus 20:2
• Ramban understands this opening as a command to believe and know that there is a G-d Who exists, knows, wills, and intervenes. He ties the mitzvah to creation, providence, and redemption, showing that “Anochi” contains more than the bare fact of Divine existence. It includes recognition that Hashem is not a distant first cause, but the living Master of history and covenant. The mitzvah therefore opposes both denial and spiritual detachment.

Ibn Ezra

• Source: Ibn Ezra on Exodus 20:2
• Ibn Ezra emphasizes that “Anochi” establishes the authority of the Commander before the commandments themselves unfold. The verse identifies the One speaking, and that identification grounds obligation. In his approach, the mitzvah clarifies that Torah is not advice or cultural wisdom, but Divine command issuing from the One Who created and governs reality. Knowledge of Hashem is what gives mitzvah-observance its force and meaning.

Sforno

• Source: Sforno on Exodus 20:2
• Sforno explains that Hashem introduces Himself as the One Who brought Israel out of bondage in order to frame Divine kingship as liberating rather than oppressive. The mitzvah of knowing Hashem is therefore not only theological precision, but recognition of the One Who brings human beings into their proper freedom through attachment to truth. That deepens the inner meaning of the mitzvah: to know Hashem is to know the true source of human dignity and redemption.

Kuzari

• Source: Kuzari I:11–25
• The Kuzari builds the system behind this mitzvah by arguing that Israel knows Hashem not only through abstract philosophical speculation, but through historical revelation and national encounter. The Torah begins with the G-d Who took Israel out of Egypt because covenantal knowledge is more concrete than speculation alone. This places the mitzvah within a broader Torah structure: knowledge of Hashem is anchored in revelation, history, and the lived memory of Klal Yisrael.

Maharal

• Source: Tiferes Yisrael, early chapters
• Maharal explains that Torah can only begin once the absolute reality of Hashem is established. “Anochi” is the root principle because all commanded order depends on the prior truth that reality itself has a Divine source and center. The mitzvah thus belongs to the architecture of Torah itself: before law, ethics, or ritual, there must be recognition of the One from Whom all order flows.

Ran

• Source: Derashos HaRan, derushim on fundamentals of Torah and emunah
• Ran frames the foundations of Torah around recognition that Hashem is the true source of command, providence, and covenantal order. In conceptual terms, this mitzvah creates the possibility of obligation itself. Without knowledge of Hashem, mitzvos become isolated actions; with it, they become expressions of a unified Divine system. The mitzvah therefore anchors not only belief, but the entire coherence of commanded life.

Shulchan Aruch / Rema

• Source: Shulchan Aruch, Orach Chaim 1:1; Rema ad loc.
• The practical halachic expression of this mitzvah begins with a Jew living in awareness of Hashem’s presence. The Rema’s opening principle, “שויתי ה׳ לנגדי תמיד” — “I place Hashem before me always” — functions as a constant halachic orientation. Although the mitzvah itself is one of knowledge, its observance is expressed in a life lived before Hashem: rising, speaking, acting, and restraining oneself with the recognition that one stands before the King.

Mishnah Berurah

• Source: Mishnah Berurah 1:2
• The Mishnah Berurah explains that this awareness is a כלל גדול בתורה — a great principle in Torah. Practically, it shapes posture, speech, and conduct, because behavior changes when a person truly senses that he stands before Hashem. The halachic takeaway is that this mitzvah is not satisfied by verbal declaration alone; it must define how one carries himself throughout the day.

Rav Shimshon Raphael Hirsch

• Source: Commentary on Exodus 20:2
• Rav Hirsch explains that “Anochi Hashem Elokecha” is the beginning of all authentic freedom, because a person who knows Hashem is no longer enslaved to chance, impulse, or human power. The mitzvah grounds identity in dependence upon the One true Source rather than in the unstable claims of society or self. He expands the mitzvah into a worldview: knowing Hashem restores the human being to his proper center.

Netziv

• Source: HaEmek Davar on Exodus 20:2
• Netziv highlights that the verse joins transcendence and relationship: Hashem is not only the Creator, but “Elokecha” — your G-d. The mitzvah therefore includes personal covenantal belonging, not only abstract recognition. In his broader system, this knowledge becomes the basis for a life in which Torah is received as relationship and not merely obligation.

Meshech Chochmah

• Source: Meshech Chochmah on Exodus 20:2
• Meshech Chochmah stresses that Yetzias Mitzrayim is invoked here to show that true knowledge of Hashem includes providence within history. Hashem is not known only through cosmic origin, but through His active governance, redemption, and guidance of His people. The mitzvah therefore expands beyond metaphysics into historical consciousness: a Jew reads history itself through the reality of Hashem.

Rav Kook

• Source: Orot HaEmunah / related writings on emunah and da’as Elokim
• Rav Kook explains that da’as Elokim — knowledge of G-d — is the deepest organizing principle of the soul. When that knowledge is present, scattered forces within the person begin to harmonize; when absent, fragmentation grows. This mitzvah therefore develops into an entire spiritual anthropology: knowing Hashem is what allows the human being to become inwardly whole.

Tanya

• Source: Tanya, Shaar HaYichud VehaEmunah, chs. 1–3
• Tanya reveals the inner dimension of this mitzvah by teaching that creation is utterly dependent on the continuous Divine word. To know there is a G-d means not only that Hashem once created the world, but that all existence is being sustained by Him at every moment. This transforms the mitzvah inwardly: the soul learns that separation from Hashem is an illusion born of concealment, while truth is constant dependence and presence.

Sfas Emes

• Source: Sfas Emes on Yisro / Shavuos themes of “Anochi”
• Sfas Emes explains that “Anochi” is not only information about Hashem, but a revelation that must become inwardly received. The mitzvah is fulfilled more deeply as a person clears away inner blockage and becomes receptive to the truth already being spoken by Hashem into existence. In that sense, knowing Hashem is an act of inner alignment: the soul becomes transparent to what is always true.

Ramchal

• Source: Derech Hashem I; Mesillas Yesharim, opening chapters
• Ramchal frames the entire human task around clarity of purpose before Hashem. The inner power of this mitzvah is that it rescues the person from confusion about why he exists. Once Hashem is known as the true reality and ultimate end, avodah becomes ordered, the heart becomes more disciplined, and life begins to move with direction rather than drift.

This mitzvah stands first in Rambam’s canonical order because it is the foundation upon which all other mitzvos rest. It appears at the opening of the Aseres HaDibros because Torah law cannot begin until the identity of the Creator is established. It is also essential to distinguish this mitzvah from the next foundational belief-mitzvos: Mitzvah 1 is to know that there is a G-d; Mitzvah 3 is to know that He is one. Existence comes first, unity follows. Within Torah structure, this mitzvah is therefore the beginning of all beginnings: the point at which reality, covenant, and obligation become one system grounded in Hashem.