The First Triad: Water, Frogs, and Gnats

The first plague strikes the Nile. Aaron stretches out his staff over Egypt's waters and they turn to blood. The fish die, the river stinks, and the Egyptians cannot drink from it.

The Nile was not simply Egypt's water supply — it was the foundation of Egyptian civilization and the object of religious reverence. Hapy was worshiped as the divine personification of the Nile's annual flooding, the source of Egypt's agricultural abundance. The Nile flooding on schedule was not just a natural event; it was evidence that Hapy was pleased, that the gods were in order, that Egypt was right with the cosmos. When the Nile turns to blood, it is not only a practical catastrophe. It is a theological verdict: the God of Israel governs what Hapy was believed to protect, and He has turned it to death.

Egypt's magicians replicate the sign with their own arts — but they cannot reverse it. They match the plague; they cannot heal it. Pharaoh turns and goes home unmoved. The Egyptians dig along the Nile's bank for drinking water.

Seven days later the frogs come. Aaron stretches his hand over the waters and frogs swarm out — covering the land, entering the houses, the bedrooms, the beds, the ovens, the kneading bowls. Frogs everywhere. Egypt's magicians again replicate the plague — they can produce more frogs, but they cannot remove any. Pharaoh summons Moses for the first time and asks him to pray that God would take the frogs away. He promises to let the people go to sacrifice. Moses says: "Be it as you say, so that you may know that there is no one like the Lord our God." — Exodus 8:10 (ESV). The frogs die. They are gathered into great heaps and the land stinks of them. But when Pharaoh sees relief, he hardens his heart and does not listen.

The third plague strikes without announcement. Aaron strikes the ground with his staff and the dust of the land becomes gnats — covering people and animals throughout Egypt. This is the first plague the magicians cannot replicate. They say to Pharaoh: "This is the finger of God." — Exodus 8:19 (ESV). They acknowledge divine agency where their own techniques fail. But Pharaoh does not listen.

Nahum Sarna, in his JPS Torah Commentary on Exodus, notes that the plagues are organized in triads: the first plague in each group is announced to Pharaoh at the Nile in the morning; the second is announced to Pharaoh directly; the third comes without warning. The pattern communicates that God is not improvising under pressure. He is proceeding deliberately toward a conclusion He has already declared.

The Second Triad: Flies, Livestock, and Boils

The fourth plague introduces something new. God sends heavy swarms of flies on Egypt — but not on Goshen, where Israel lives: "But on that day I will set apart the land of Goshen, where my people dwell, so that no swarms of flies shall be there, that you may know that I am the Lord in the midst of the earth." — Exodus 8:22 (ESV). The distinction is explicit and intentional. God is not acting indiscriminately; He is acting covenantally, making a visible separation between His people and the nation that holds them captive.

Pharaoh summons Moses again and offers the first of his negotiated concessions: worship your God here, in Egypt. When Moses insists on the wilderness, Pharaoh offers another: go, but not far. Moses agrees to pray for the removal of the flies. They depart. Pharaoh hardens his heart again and does not let the people go.

The fifth plague strikes Egypt's livestock — horses, donkeys, camels, herds, and flocks fall sick and die. All of Egypt's livestock, the text says. But not one animal belonging to Israel dies. Pharaoh investigates and confirms it: Israel's livestock are alive. He still does not let the people go.

Among the Egyptian deities touched by this plague are Hathor, the cow goddess who represented fertility and motherhood, and Apis, the sacred bull of Memphis — one of Egypt's most venerated divine images. The death of Egypt's cattle is not only economic devastation; it is the death of gods. The animals Egypt treated as sacred have no power to save themselves.

The sixth plague comes without negotiation. Moses and Aaron take handfuls of soot from a kiln and Moses throws it toward the sky before Pharaoh. It becomes fine dust over all the land of Egypt, and boils break out on people and animals. The boils are severe enough that Egypt's magicians cannot even stand before Moses — they are afflicted themselves. This plague represents a failure at the most personal and physical level: Egypt's religious professionals are suffering under what they claimed to be able to manage. Pharaoh's heart is hardened.

The Third Triad: Hail, Locusts, and Darkness

The seventh plague is announced at the Nile in the morning. Moses delivers the most direct theological statement yet to Pharaoh:

"But for this purpose I have raised you up, to show you my power, so that my name may be proclaimed in all the earth." — Exodus 9:16 (ESV)

Then hail falls on Egypt — the heaviest hail in Egyptian history, the text says. Thunder and fire run down to the ground with it. Every person and animal caught in the open dies; every plant is struck down; every tree is shattered. The land of Goshen has no hail. A remarkable thing happens among the Egyptians: those who feared the word of the Lord brought their servants and livestock inside to shelter. Those who did not regard the word left them in the field, and they died. Even within Egypt, the proclamation of the Lord's word produces a differentiating response: some fear it, some ignore it.

We find it significant that this differentiation is happening among Egyptians — not Israelites, not covenant people. The word of God is reaching even outside the covenant community and separating those who hear it from those who harden themselves to it. The plagues are not only a judgment on Egypt. They are an invitation that some Egyptians accept and some do not.

Pharaoh summons Moses and Aaron: "I have sinned this time; the Lord is in the right, and I and my people are the wicked ones." — Exodus 9:27 (ESV). It is the closest thing to confession in the narrative. Moses agrees to pray for the hail to stop. The thunder and hail and rain cease. And Pharaoh sees the relief and sins again — he and his officials harden their hearts.

The eighth plague is announced directly to Pharaoh. Locusts will come if Pharaoh refuses. Pharaoh's own officials pressure him: "Do you not yet understand that Egypt is ruined?" — Exodus 10:7 (ESV). They beg him to let the Israelites go. Pharaoh calls Moses back and offers another partial concession: the men may go, but not the women and children. Moses refuses. The locusts come — covering the ground so that it is dark, consuming every plant and fruit the hail left behind. Nothing green remains in Egypt. Pharaoh calls Moses: "I have sinned against the Lord your God, and against you. Now therefore, forgive my sin, please, only this once." — Exodus 10:16–17 (ESV). Moses prays. A strong west wind drives the locusts into the Red Sea. Not a single locust remains in Egypt. Pharaoh's heart is hardened.

The ninth plague falls without announcement. Moses stretches his hand toward the sky and thick darkness covers Egypt — not ordinary darkness but darkness so dense it can be felt. Three days pass with no one able to see another person or rise from where they are. The text then adds a sentence of stark contrast: "But all the people of Israel had light where they lived." — Exodus 10:23 (ESV).

This plague addresses Ra directly. Ra was not simply one god among many in the Egyptian pantheon — he was the supreme deity, the sun god, the king of heaven, the power behind cosmic order. Pharaoh was considered Ra's earthly son. The darkness that falls on Egypt for three days is a direct statement: your supreme god cannot provide light for his own people. And while Egypt sits in darkness that can be felt, Israel has light. The contrast could not be more pointed.

Hardening, Sovereignty, and the Question We Can't Skip

The text attributes Pharaoh's hardening both to Pharaoh himself and to God — and this complexity runs throughout the narrative in a way that demands honest engagement. In the early plagues, the text says Pharaoh hardens his own heart. After the sixth plague, the text says God hardens Pharaoh's heart. Both are true. The text holds both.

Walter Kaiser Jr., in his commentary on Exodus in the Expositor's Bible Commentary, argues that God's hardening represents the judicial confirmation of Pharaoh's own chosen resistance — God gives Pharaoh over to what Pharaoh has already decided to be. The hardening is not an arbitrary divine override of an otherwise willing heart; it is God fixing in place what Pharaoh's repeated choices have already established. Pharaoh chose, again and again, to resist. At some point, God confirmed that choice. Each time relief came and Pharaoh hardened again, the hardening became more settled, more fixed — until what Pharaoh was willing to be in his worst moments became what he was permanently.

Paul quotes Exodus 9:16 in Romans 9:17 as a statement of divine sovereignty over human opposition. Pharaoh's resistance is not an obstacle to God's purpose — it is the instrument through which God's power becomes globally visible. The stubbornness that Pharaoh intends as defiance becomes the canvas on which God paints the most dramatic demonstration of His power in the ancient world.

We keep coming back to this because it is genuinely difficult, and we think it is worth sitting with the difficulty rather than resolving it too quickly. The text does not say Pharaoh had no choice. It does say that the choices he made, repeated and compounded, reached a point of no return that God sealed. What makes it sobering is not that God is arbitrary — but that repeated refusal of what is clearly true can become, over time, a hardness that cannot be penetrated even by miracle.

Final Warning and Broken Negotiation

After the ninth plague, Pharaoh's final negotiation collapses. He tells Moses that the people may go, but the flocks and herds must stay. Moses refuses: "Not a hoof shall be left behind." — Exodus 10:26 (ESV). Pharaoh drives Moses away: "Get away from me; take care never to see my face again, for on the day you see my face you shall die." — Exodus 10:28 (ESV). Moses replies: "As you say! I will not see your face again." — Exodus 10:29 (ESV). The negotiation is over.

Moses delivers the final warning of what is coming — the death of every firstborn in Egypt — and leaves in hot anger. Douglas Stuart observes that this detail is one of the few emotional descriptions of Moses in the book; he is not a cold administrator of divine judgment but a man caught between a holy God and a stubborn king, doing what he has been commanded while the weight of what is coming is not lost on him.

Nine plagues. Nine opportunities. The pattern of the plagues — three triads, each announced in a fixed sequence, the third always coming without warning — has been running with inexorable logic. Each plague has stated clearly: the God of Israel governs what your gods were said to protect. Each has separated Israel from Egypt. Each has shown Egypt's own wise men progressively unable to match, or reverse, or even stand before what is happening. And Pharaoh has hardened through all of it. The tenth plague is not a punishment that comes from nowhere. It is the final answer to a question Pharaoh was given nine chances to answer differently.

Last updated: March 3, 2026.

Scripture quotations are from the ESV® Bible (The Holy Bible, English Standard Version®), © 2001 by Crossway, a publishing ministry of Good News Publishers.