NONE.filter - kjv obstinate:

kjv@Deuteronomy:2:30 @ But Sihon king of Heshbon would not let us pass by him: for the LORD thy God hardened his spirit, and made his heart obstinate, that he might deliver him into thy hand, as appeareth this day.

kjv@Isaiah:48:4 @ Because I knew that thou art obstinate, and thy neck is an iron sinew, and thy brow brass;