OT-PROPHET-MINOR.filter - nkjv harden:

nkjv@Hebrews:3:8 @ Do not harden your hearts as in the rebellion, In the day of trial in the wilderness,

nkjv@Hebrews:3:13 @ but exhort one another daily, while it is called "Today," lest any of you be hardened through the deceitfulness of sin.

nkjv@Hebrews:3:15 @ while it is said: "Today, if you will hear His voice, Do not harden your hearts as in the rebellion."

nkjv@Hebrews:4:7 @ again He designates a certain day, saying in David, "Today," after such a long time, as it has been said: "Today, if you will hear His voice, Do not harden your hearts."