The LORD said unto Moses, "Go unto Pharaoh; nevertheless I have hardened his heart and the hearts of his servants, that I might show these, my signs, amongst them,

Yea, they made their hearts as an Adamant stone lest they should hear the law and words, which the LORD of Hosts sent in his holy spirit by the prophets afore time. Wherefore the LORD of Hosts was very wroth at them.

He refuseth

and therefore sayeth unto thee: let my son go, that he may serve me. If thou wilt not let him go: behold, I will slay thine eldest son.'"

If thou wilt not let them go, behold: I will smite all thy land with frogs.

If thou wilt not let them go but wilt hold them still:

If thou wilt not let my people go: behold, tomorrow will I bring grasshoppers into thy land,

But if ye be obstinate and rebellious, ye shall be devoured with the sword: for thus the LORD hath promised with his own mouth.

Wherefore then is this people and Jerusalem gone so far back, that they turn not again? They are ever the longer, the more obstinate, and will not be converted.

They have set their stole in the midst of deceit, and for very dissembling falsity they will not know me, sayeth the LORD.

See that ye despise not him that speaketh. For if they escaped not which refused him that spake on earth; Much more shall we not escape, if we turn away from him that speaketh from heaven:

General references

But for all that, Pharaoh hardened his heart even then also and would not let the people go.

But the LORD hardened the heart of Pharaoh, that he hearkened not unto them, as the LORD had said unto Moses.

But the LORD hardened Pharaoh's heart, so that he would not let the children of Israel go.