"Take heed, brethren, lest there be in any of you an evil heart of unbelief, in departing from the living God." Hebrews 3:12, KJV
"Ye therefore, beloved, seeing ye know these things before, beware lest ye also, being led away with the error of the wicked, fall from your own stedfastness." 2 Peter 3:17, KJV