Old Testament
Exodus 4:21
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The LORD said to Moses, "When you get back to Egypt, make sure you perform all the wonders I've given you the power to do in front of Pharaoh. But I will harden his heart, and he won't let the people go.
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And the LORD said unto Moses, When thou goest to return into Egypt, see that thou do all those wonders before Pharaoh, which I have put in thine hand: but I will harden his heart, that he shall not let the people go.
What Exodus 4:21 means
Plain-English insight for readers
In this moment, God speaks directly to Moses, giving him a crucial mission. He instructs Moses to return to Egypt and perform miraculous signs before Pharaoh. These wonders are meant to demonstrate God's power and authority. However, God also reveals a challenging truth: He will harden Pharaoh's heart. This means that despite the miracles, Pharaoh will resist letting the Israelites go. This situation highlights the tension between divine intervention and human choice. Moses is reminded that success in his mission will not come easily, as Pharaoh's stubbornness will be a significant obstacle. Yet, God assures Moses that he is equipped with the necessary power to perform these wonders. This passage emphasizes the importance of obedience and trust in God's plan, even when the outcome seems uncertain or difficult. It serves as a reminder that challenges may arise, but God is ultimately in control of the situation and will fulfill His promises in His timing and way. Understanding this can help us navigate our own challenges with faith.
How to apply Exodus 4:21 to your life
When faced with challenges, remember that God equips you for your tasks. Trust in His power, even when obstacles seem insurmountable. Stay committed to your purpose, knowing that perseverance can lead to breakthroughs. Your faith can inspire others, just as Moses' actions were meant to inspire the Israelites and challenge Pharaoh's authority. Keep moving forward with confidence in God's guidance and strength.
Curated for this public verse page. Exodus Summary
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Illustrated scene from Moses's story: Moses Returns to Egypt (Exodus 4:18–31)
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Moses

Photo: Deror Avi, via Wikimedia Commons. License: CC BY-SA 4.0. Source. Location: Tel Shiloh archaeological site, West Bank. Resized for the web.
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At a Glance — the Book of Exodus
- Author
- Traditionally attributed to Moses
- Written
- Around 1400 BC
- Genre
- Law (Pentateuch)
- Original Audience
- The Israelites in the wilderness
Frequently Asked Questions
Quick, clear answers about this verse
What does Exodus 4:21 mean?
Exodus 4:21 describes God's instructions to Moses to perform miracles before Pharaoh in Egypt. It highlights that despite these wonders, God will harden Pharaoh's heart, leading to his refusal to let the Israelites go.
What is the significance of God hardening Pharaoh's heart in Exodus 4:21?
The hardening of Pharaoh's heart signifies the struggle between divine authority and human resistance. It shows that even with clear signs from God, some may still choose to oppose His will.
What are the wonders mentioned in Exodus 4:21?
The wonders refer to the miraculous signs and plagues that Moses was empowered to perform to demonstrate God's power to Pharaoh and convince him to release the Israelites.
How does Exodus 4:21 relate to faith and obedience?
Exodus 4:21 emphasizes the importance of faith and obedience, as Moses is called to trust in God's power despite the challenges he will face with Pharaoh's stubbornness.
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