The Deceitfulness of Sin and the Slow Calcification of the Heart
* (Hebrews 3:12–15) * The writer of Hebrews does not treat hardness of heart as a sudden event. He treats it as a progressive danger that can overtake even those who have already tasted the goodness of God. After quoting Psalm 95, he presses the warning home: “Take heed, brethren, lest there be in any of you an evil heart of unbelief, in departing from the living God. But exhort one another daily, while it is called To day; lest any of you be hardened through the deceitfulness of sin. For we are made partakers of Christ, if we hold the beginning of our confidence stedfast unto the end; While it is said, To day if ye will hear his voice, harden not your hearts, as in the provocation.” (Hebrews 3:12–15) Notice the careful language. The danger is an “evil heart of unbelief.” The means by which it takes root is “the deceitfulness of sin.” The result is progressive hardening. And the only window of opportunity named is “To day.” Hardening rarely begins with open rebellion. It usually ...