Deuteronomy 2:30

But Sihon … would not let us pass by him) E, Numbers 21:23: S. would not allow(another verb) Israel to cross his territory.

for the Lord thy God hardened his spirit Sg. address; it is at least remarkable that the change coincides with a religious explanation of Sîḥôn's resistance, for which E has here no parallel. The phrase is found elsewhere in P, Exodus 7:3, but with heartfor spirit.

made his heart obstinate Heb. strong, usually in a good sense, in a bad only here, Deuteronomy 15:7 and 2 Chronicles 36:13. In E, Exodus 4:21, the same meaning with another verb.

as at this day Another deuteronomic formula: Deuteronomy 4:20; Deuteronomy 4:38; Deuteronomy 6:24; Deuteronomy 8:18; Deuteronomy 10:15; Deuteronomy 29:28; 1 Kings 3:6; 1 Kings 8:24, etc. Here its appropriateness is not obvious; these formulas tend to creep in where they are not required.