Matthew 13:21
but has no root in himself, but is only a temporary [disciple]; and when affliction or persecution arises on account of the word, he is immediately offended.
Luke 13:7-9
And he said to his vine dresser, Behold, I have come three years seeking fruit on this fig tree and find none; cut it down; why should it make the ground unproductive?
Luke 19:41-42
And when he came near and saw the city he wept over it,
2 Peter 2:20-22
For if having escaped the defilements of the world by a knowledge of the Lord and Saviour Jesus Christ, they are again entangled and overcome by them, the last state of those persons is worse than the first.