Hebrews 3:12
Take heed, brothers, lest there be in any of you an evil heart of unbelief, in departing from the living God.
Nave's Topical Index—AKJV

2 Peter 3:17
You therefore, beloved, seeing you know these things before, beware lest you also, being led away with the error of the wicked, fall from your own steadfastness.
Nave's Topical Index—AKJV