Treasury of Scripture Knowledge

Summary

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.

Bible References

I will harden

John 12:40
"God has blinded their eyes [of understanding] and closed their minds. If He had not done so, they would [be able to] see with their eyes and understand with their minds and turn [to God] so He could heal them [spiritually]."
Romans 1:28
And since these people refused to acknowledge God, He has allowed [or, abandoned] them to have degraded minds and to practice those things which they should not do.
Romans 9:18
So then, God has pity on whomever He wants to, and He makes stubborn whomever He wants.
Romans 11:8
as it has been written [Isa. 19:10], "God gave them a spirit of numbness [i.e., they developed a spiritual insensitivity to God and His word]. [He gave them] eyes to see with [but they would not look], and ears to hear with [but they did not listen]. And they still have this spirit."
2 Corinthians 2:16
To lost people [we become] a smell of death [i.e., we bring condemnation to people who reject our message]; to saved people [we become] a fragrance of life [i.e., we bring salvation to people who accept our message]. And who is adequate to [accomplish] such tasks?
2 Thessalonians 2:10
and all kinds of wicked deception toward those people who are perishing [spiritually], because they refused to love the truth so they could be saved.
1 Peter 2:8
[And it also says, Isa. 8:14, that He would be], "A stone that people would stumble over and a rock over which they would trip and fall." The way they stumble is by disobeying the Gospel message. They were destined [though not forced] to do this.