Exodus 8:32
Pharaoh hardened his heart this time also, and he didn't let the people go.
Exodus 8:15
But when Pharaoh saw that there was a respite, he hardened his heart, and didn't listen to them, as Yahweh had spoken.
Exodus 4:21
Yahweh said to Moses, "When you go back into Egypt, see that you do before Pharaoh all the wonders which I have put in your hand, but I will harden his heart and he will not let the people go.
Exodus 7:13-14
Pharaoh's heart was hardened, and he didn't listen to them; as Yahweh had spoken.
Exodus 8:8
Then Pharaoh called for Moses and Aaron, and said, "Entreat Yahweh, that he take away the frogs from me, and from my people; and I will let the people go, that they may sacrifice to Yahweh."
Isaiah 63:17
O Yahweh, why do you make us to err from your ways, and harden our heart from your fear? Return for your servants' sake, the tribes of your inheritance.
Acts 28:26-27
saying, 'Go to this people, and say, in hearing, you will hear, but will in no way understand. In seeing, you will see, but will in no way perceive.
Romans 2:5
But according to your hardness and unrepentant heart you are treasuring up for yourself wrath in the day of wrath, revelation, and of the righteous judgment of God;
James 1:13-14
Let no man say when he is tempted, "I am tempted by God," for God can't be tempted by evil, and he himself tempts no one.