Deuteronomy 2:30
But Sihon king of Heshbon was not willing to let us cross through his [territory] because Yahweh your God hardened his spirit and {made him obstinate} {in order to give him} into your hand, {just as he has now done}.
Exodus 4:21
And Yahweh said to Moses, "When you go to return to Egypt, see all of the wonders that I have put in your hand, and do them before Pharaoh, and I myself will harden his heart, and he will not release the people.
Numbers 21:23
But Sihon did not allow Israel to go through his territory. Sihon gathered all his people and went out to meet Israel; he came [to] the desert, to Jahaz, and he fought against Israel.
Exodus 11:10
And Moses and Aaron did all these wonders before Pharaoh, and Yahweh hardened Pharaoh's heart, and he did not release the {Israelites} from his land.
Joshua 11:19-20
There was not a city that made peace with the {Israelites} besides the Hivites and the inhabitants of Gibeon--{all were taken in battle}.
Judges 11:20
But Sihon did not trust Israel to cross through his territory, so Sihon gathered all his people and then encamped at Jahaz; and he made war with Israel.
Isaiah 48:4
because {I know} that you [are] obstinate, and your neck an iron sinew, and your forehead bronze.
Romans 9:17-23
For the scripture says to Pharaoh, "For this very [reason] I have raised you up, so that I may demonstrate my power in you, and so that my name might be proclaimed in all the earth."