Exodus 10 Meaning: The Plague of Locusts and the Hardened Heart

By
Elizabeth Garcia
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BIBLEREADER // ELIZABETH GARCIA

Exodus 10 is the chapter where the plagues against Egypt grow heavier, as a swarm of locusts follows the hail and then a darkness settles over the land. People search for the meaning of Exodus 10 because it raises hard questions: why God hardens Pharaoh’s heart, why Moses keeps pressing the same demand, and what the chapter says about God’s power over Egypt and his purpose for Israel. The short answer is that the chapter shows the LORD using each plague to make himself known, to expose Pharaoh’s refusal to humble himself, and to prepare the way for Israel’s deliverance.

Exodus 10 Summary

The chapter opens with God telling Moses to go back to Pharaoh, explaining that he has hardened the king’s heart so that his signs may be displayed and so that future generations will know who the LORD is. Moses and Aaron then deliver the warning: refuse to let the people go, and locusts will cover the land. Pharaoh’s officials beg him to release the Israelites, but he bargains, offering to let only the men go. When Moses insists on taking everyone, Pharaoh drives the brothers from his presence.

God sends the locusts, and they devour what the hail left behind. Pharaoh then admits his sin and asks for forgiveness, but as soon as the plague lifts he changes his mind again. The middle of the chapter turns on the darkness, a thick and palpable gloom that lasts three days while the Israelites enjoy light in their homes. The chapter ends with Pharaoh threatening Moses with death if he returns, and Moses agreeing never to see his face again.

Background and Setting

Exodus is the second book of the Torah, the first five books of the Hebrew Scriptures, traditionally attributed to Moses. Most scholars date the events to the late second millennium BC, though the exact identity of the Pharaoh and the precise timing remain debated. The book was written to preserve the story of Israel’s deliverance from slavery and to shape the community’s identity as the people of the covenant God.

Chapter 10 sits in the middle of the plague narrative, after the hail of chapter 9 and before the death of the firstborn in chapter 11. The original audience was the Israelite community, who needed to remember that their freedom came from the LORD’s power and not from any human strength.

Exodus 10 Section by Section

Verses 1-6: The LORD Makes Himself Known Through Judgment

1 The LORD said to Moses, “Go in to Pharaoh, for I have hardened his heart, and the heart of his servants, that I may show these my signs among them, 2 and that you may tell in the hearing of your son, and of your son’s son, what things I have done to Egypt, and my signs which I have done among them; that you may know that I am the LORD.”

Exodus 10:1-2 (WEB)

God begins by explaining the purpose behind the hardening of Pharaoh’s heart. The plagues are not random punishments but signs meant to be told to children and grandchildren. The LORD wants future generations to know that he is the one who acts in history on behalf of his people.

Moses and Aaron then carry the warning, describing the locusts that will cover the ground and consume the crops left after the hail. The threat is precise and frightening, and it is delivered to a king who has already shown he will not bend easily. The message is clear: refusing God has consequences that will reach every household.

Verses 7-11: Pharaoh’s Servants Plead and Pharaoh Bargains

7 Pharaoh’s servants said to him, “How long will this man be a snare to us? Let the men go, that they may serve the LORD, their God. Don’t you yet know that Egypt is destroyed?” 8 Moses and Aaron were brought again to Pharaoh, and he said to them, “Go, serve the LORD your God; but who are those who will go?”

Exodus 10:7-8 (WEB)

Pharaoh’s own officials recognize the disaster unfolding around them. They ask him directly whether he understands that Egypt is destroyed, and they urge him to let the Israelites go. Their question exposes the gap between what the court can see and what the king is willing to admit.

Pharaoh tries to negotiate, offering to let the men go while keeping the women and children behind. Moses rejects this compromise because the feast to the LORD requires the whole community. Pharaoh’s reply drips with sarcasm, and he drives Moses and Aaron out of his presence. The scene shows how pride can turn a dispute into a contest of wills.

Verses 12-20: The Locusts Devour and Pharaoh Repents Only Briefly

12 The LORD said to Moses, “Stretch out your hand over the land of Egypt for the locusts, that they may come up on the land of Egypt, and eat every herb of the land, even all that the hail has left.” 13 Moses stretched out his rod over the land of Egypt, and the LORD brought an east wind on the land all that day, and all night; and when it was morning, the east wind brought the locusts.

Exodus 10:12-13 (WEB)

The LORD commands Moses to stretch out his hand, and an east wind brings a massive swarm of locusts over Egypt. They eat every plant the hail had spared, and the land is left without any green thing. The description emphasizes how total the destruction is, leaving nothing for the people to rely on.

Pharaoh hurries to call for Moses and confesses his sin. Yet when Moses prays and the LORD sends a strong west wind that carries the locusts into the Red Sea, Pharaoh’s heart remains unchanged. Verse 20 states plainly that the LORD hardened his heart, and the king refuses to release Israel. The turn from repentance back to defiance is a sober warning about the difference between fear and true humility.

Verses 21-23: Darkness That Can Be Felt

21 The LORD said to Moses, “Stretch out your hand toward the sky, that there may be darkness over the land of Egypt, even darkness which may be felt.” 22 Moses stretched out his hand toward the sky, and there was a thick darkness in all the land of Egypt for three days. 23 They didn’t see one another, and nobody rose from his place for three days; but all the children of Israel had light in their dwellings.

Exodus 10:21-23 (WEB)

The ninth plague is a darkness so thick that it can be felt. For three days no one can see another person or move from his place. The darkness is not only physical; it strips away the security Egypt believed it possessed under the sun god Ra, whom many Egyptians associated with light.

The contrast is striking: while Egypt sits in gloom, the Israelites have light in their dwellings. This separation echoes the earlier plagues, where the LORD made a distinction between his people and their oppressors. It reminds the reader that God’s protection is specific and that his judgment is never confused.

Verses 24-29: Pharaoh Threatens and Moses Makes a Final Stand

24 Pharaoh called to Moses, and said, “Go, serve the LORD. Only let your flocks and your herds stay behind. Let your little ones also go with you.” 25 Moses said, “You must also give into our hand sacrifices and burnt offerings, that we may sacrifice to the LORD our God. 26 Our livestock also shall go with us. Not a hoof shall be left behind, for of it we must take to serve the LORD our God; and we don’t know with what we must serve the LORD, until we come there.”

Exodus 10:24-26 (WEB)

Pharaoh offers one more compromise, letting the people go but insisting that their flocks and herds remain. Moses refuses, pointing out that the sacrifices require the animals and that the Israelites do not yet know which offerings the LORD will require. Moses is not willing to leave anything behind, because worship of the LORD must be complete.

The chapter closes with Pharaoh’s anger boiling over. He warns Moses never to see his face again, on pain of death. Moses agrees, and the confrontation ends with a stark silence that prepares the reader for the final plague.

Key Themes in Exodus 10

  • The sovereignty of God: The LORD directs the plagues, the winds, and even the hardening of Pharaoh’s heart, showing that nothing in Egypt operates outside his control.
  • Testimony to future generations: God commands that the story of his signs be told to children and grandchildren so that faith is passed down through each generation.
  • Human pride and repentance: Pharaoh’s confession shows that fear can produce words of sorrow without producing a changed heart.
  • Distinction and protection: The light in Israel’s dwellings during the darkness reveals that God’s people are set apart and under his care.
  • Complete devotion: Moses insists that every person and animal must go, showing that true worship of the LORD cannot be divided.

Lessons From Exodus 10 for Today

Many people today face situations where they see the warning signs of trouble but still hesitate to change course. A person ignoring persistent health concerns, a family avoiding honest conversation about a growing debt, or a leader refusing to listen to advice from trusted colleagues all mirror the pattern of Pharaoh. Exodus 10 reminds the reader that stubbornness has costs, and that a brief sorrow is not the same as real repentance.

The chapter also speaks to those who feel isolated in their faith. Living in a culture that often rejects God’s ways can feel like living in darkness. Yet the light that shone in Israel’s homes assures believers that God sees, protects, and distinguishes his people even when the surrounding world seems gloomy.

Finally, Moses’ refusal to compromise challenges modern believers who are tempted to offer God a partial commitment. Whether the issue is time, money, or a hidden habit, the chapter calls Christians to give the LORD everything, trusting that he will provide what is needed for the journey ahead.

Questions for Reflection

  • What does it mean to you that God wants his works to be told to the next generation?
  • Where in your life have you noticed a pattern of apology followed by a return to old habits?
  • How does the light in Israel’s homes encourage you when your surroundings feel dark?
  • What is one area where you might be offering God a partial commitment instead of your whole self?

A Prayer From Exodus 10

Lord, you are the one who sees the whole story and who acts with power in history. Thank you for showing your signs so that generations after us may know that you are God. Keep my heart soft when I hear your warnings, so that I respond with real humility and not with a passing show of sorrow. When the darkness around me feels thick, remind me that you can give light to those who trust you. Help me give you all of myself, holding nothing back as I follow where you lead. Amen.

Frequently Asked Questions

Why did God harden Pharaoh’s heart in Exodus 10?

Exodus 10 says God hardened Pharaoh’s heart so that his signs could be displayed and remembered. The chapter presents this as part of God’s larger purpose to make himself known. Readers often wrestle with how this fits with human responsibility, and many traditions emphasize both God’s sovereignty and Pharaoh’s own repeated refusals.

What is the significance of the locusts in Exodus 10?

The locusts destroy the last remaining crops after the hail, leaving Egypt without food or greenery. They show how completely the land can be stripped when the LORD sends judgment. The plague also underscores that Pharaoh’s stubbornness was costing the entire nation dearly.

What does the darkness in Exodus 10 teach about God?

The three days of darkness demonstrate God’s power over the sun and the gods associated with it in Egyptian belief. The light that remained in Israel’s dwellings reveals that God distinguishes between those who belong to him and those who oppose him. It is a vivid picture of his protective presence.

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