Hebrews:3:12-13
nkjv@Hebrews:3:12 @ Beware, brethren, lest there be in any of you an evil heart of unbelief in departing from the living God;
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.