New Revised Standard Version
But King Sihon of Heshbon was not willing to let us pass through, for the LORD your God had hardened his spirit and made his heart defiant in order to hand him over to you, as he has now done.

New American Bible
But Sihon, king of Heshbon, refused to let us pass through his land, because the LORD, your God, made him stubborn in mind and obstinate in heart that he might deliver him into your power, as indeed he has now done.

Douay-Rheims Bible
And Sehon the king of Hesebon would not let us pass: because the Lord thy God had hardened his spirit, and fixed his heart, that he might be delivered into thy hands, as now thou seest.

And Sehon the king of Hesebon would not let us pass: because the Lord thy God had hardened his spirit, and fixed his heart, that he might be delivered into thy hands, as now thou seest.

for the Lord

Exodus 4:21 And the Lord said to him as he was returning into Egypt: See that thou do all the wonders before Pharao, which I have put in thy hand: I shall harden his heart, and he will not let the people go.

Exodus 11:10 And Moses and Aaron did all the wonders that are written, before Pharao. And the Lord hardened Pharao's heart, neither did he let the children of Israel go out of his land.

Numbers 21:23 And he would not grant that Israel should pass by his borders: but rather gathering an army, went forth to meet them in the desert, and came to Jasa and fought against them.

Joshua 11:19,20 There was not a city that delivered itself to the children of Israel, except the Hevite, who dwelt in Gabaon: for he took all by fight. . . .

Judges 11:20 But he, also despising the words of Israel, suffered him not to pass through his borders: but gathering an infinite multitude, went out against him to Jasa, and made strong opposition.

Romans 9:17-23 For the scripture saith to Pharao: To this purpose have I raised thee, that I may shew my power in thee and that my name may be declared throughout all the earth. . . .

obstinate

Isaiah 48:4 For I knew that thou art stubborn, and thy neck is as an iron sinew, and thy forehead as brass.