Acts 7:51
Stiffnecked, and uncircumcised in heart and ears! ye do always resist the Holy Spirit; as your fathers did, so do ye.
Romans 2:5
But according to thy hardness and impenitent heart, thou art treasuring up for thyself wrath against the day of wrath and of the manifestation of the righteous judgment of God,
Hebrews 3:13
But exhort one another daily, as long as it is called Today, that none of you may be hardened through the deceitfulness of sin.
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