Acts 20:29
I know that, after my departure, grievous wolves will enter in among you, not sparing the flock;
Matthew 7:15
"Beware of false prophets, who, indeed, come to you in sheep's clothing, but within are ravening wolves.
John 10:12
The hireling, who also is not a shepherd, whose own the sheep are not, beholds the wolf coming, and leaves the sheep, and flees (and the wolf seizes them, and scatters them);
Acts 20:28
Take heed to yourselves, and to all the flock in which the Holy Spirit appointed you overseers, to shepherd the assembly of God, which He purchased with His own blood.
Matthew 10:16
"Behold, I send you forth as sheep in the midst of wolves; become ye, therefore, as wise as the serpents and as innocent as doves.
Luke 10:3
Go your ways; behold, I am sending you forth as lambs in the midst of wolves.
2 Peter 2:1
But there arose false prophets also among the people, as among you also there will be false teachers, who, indeed, will stealthily bring in destructive heresies, denying even the Master Who bought them, bringing upon themselves swift destruction: