Bible Verses About Self-Will and Stubbornness: Warn their people against

Therefore, even as the Holy Spirit says, “Today if you will hear his voice,

don’t harden your hearts, as in the rebellion, like as in the day of the trial in the wilderness,

where your fathers tested me by proving me, and saw my works for forty years.

Therefore I was displeased with that generation, and said, ‘They always err in their heart, but they didn’t know my ways;’

as I swore in my wrath, ‘They will not enter into my rest.’”

Beware, brothers, lest perhaps there be in any one of you an evil heart of unbelief, in falling away from the living God;