A Fire That Did Not Consume
Somewhere on the slopes of Horeb — the mountain Scripture also calls Sinai — a shepherd noticed something that stopped him cold. A thornbush was burning. That alone was unremarkable in the dry wilderness. What was remarkable was that the bush was not burning up. The flames held steady, bright, and impossible. According to Exodus 3, Moses turned aside to look, and in that turning, his life changed entirely.
The account places Moses at a peculiar crossroads of his biography. He had fled Egypt decades earlier after killing an overseer who was beating a Hebrew slave. He had settled in Midian, married Zipporah, and taken up the quiet life of a herdsman under his father-in-law Jethro. He was, by all appearances, a man whose dramatic past had been safely buried. Then came the bush.
The Voice from the Flames
God called to Moses from within the fire, instructing him first to remove his sandals — the ground, he was told, was holy. Then came the self-identification that would echo through all of subsequent Scripture: "I am the God of your father, the God of Abraham, the God of Isaac, and the God of Jacob." The God of the patriarchs, of Abraham and Isaac and Jacob, was not silent. He had seen the suffering of his people in Egypt. He had heard their cry. And he was sending Moses back.
"I AM WHO I AM." — Exodus 3:14
Moses pushed back — repeatedly. Who am I to do this? What if they don't believe me? I am not a good speaker. Each objection met a patient, firm response. When Moses asked for the divine name, the answer given was Ehyeh asher ehyeh — rendered in most English translations as "I AM WHO I AM," or simply "I AM." This name, connected to the Hebrew YHWH, became the most sacred designation in Israelite religion. God also granted Moses three signs to perform before the elders of Israel: a staff that became a serpent, a hand that turned leprous and then healed, and water from the Nile turned to blood. When Moses still pleaded his inadequacy as a speaker, God appointed his brother Aaron as his spokesman.
The Theophany and Its Place in Scripture
Theologians use the word theophany — a visible manifestation of the divine — to describe this encounter. The Burning Bush stands as one of the most concentrated theophanies in the Hebrew Bible. Fire as a symbol of divine presence recurs throughout Scripture, but here it is uniquely combined with speech, commission, and the revelation of the sacred name. The holiness of the ground underscores a principle woven through the Old Testament: proximity to God transforms the ordinary into the sacred.
The encounter sets in motion everything that follows in the life of Moses — the confrontations with Pharaoh, the ten plagues, the Passover, and ultimately the Exodus itself. Without the bush, there is no liberation narrative.
Legacy and Interpretation
Jewish tradition has long meditated on why a thornbush specifically. Some rabbinical readings suggest it signified God's presence with Israel even in their lowliest suffering — the bush as a symbol of a people burning with affliction yet not destroyed. Early Christian writers, including the Church Fathers, read the unconsumed fire as a prefiguration of the Virgin Mary bearing divine presence without being consumed. The name "I AM" became central to Christian theology as well: in the Gospel of John, Jesus uses the same formulation — ego eimi — in ways that his listeners understood as a claim to divine identity.
The Burning Bush is not merely a prelude. It is a revelation of character — of a God who notices, who remembers, and who acts. Moses arrived at Horeb a fugitive shepherd. He left with a name, a mission, and a fire he would carry for the rest of his life.