And Jehovah said to Moses, Go in unto Pharaoh; for I have hardened his heart, and the heart of his bondmen, that I might do these my signs in their midst,

And they made their heart as an adamant, that they should not hear the law, and the words that Jehovah of hosts sent by his Spirit by the hand of the former prophets: therefore was there great wrath from Jehovah of hosts.

He refuseth

And I say to thee, Let my son go, that he may serve me. And if thou refuse to let him go, behold, I will kill thy son, thy firstborn.

And if thou refuse to let them go, behold, I will smite all thy borders with frogs.

For if thou refuse to let them go, and shalt retain them still,

For, if thou refuse to let my people go, behold, I will to-morrow bring locusts into thy borders;

but if ye refuse and rebel, ye shall be devoured with the sword: for the mouth of Jehovah hath spoken.

Why hath this people of Jerusalem slidden back with a perpetual backsliding? They hold fast deceit, they refuse to return.

Thy habitation is in the midst of deceit; through deceit they refuse to know me, saith Jehovah.

See that ye refuse not him that speaks. For if those did not escape who had refused him who uttered the oracles on earth, much more we who turn away from him who does so from heaven:

General references

And Pharaoh hardened his heart this time also, and would not let the people go.

And Jehovah made Pharaoh's heart stubborn, and he did not hearken to them, as Jehovah had told Moses.

And Jehovah made Pharaoh's heart stubborn, and he did not let the children of Israel go.