Mark 8:15
And He commanded them, saying, See, beware of the leaven of the Pharisees, and of the leaven of Herod.
Luke 12:1
In the meantime, myriads of the multitude having gathered together, So that they trode on one another, He began to speak to His disciples first; Take heed unto yourselves from the leaven of the Pharisees, which is hypocrisy.
Galatians 5:9
A little leaven leavens the whole lump.
Matthew 16:6
And Jesus said to them; See and beware of the leaven of the Pharisees and Sadducees.
Matthew 16:11-12
How do you not understand that I did not speak to you concerning bread, to beware of the leaven of the Pharisees and the Sadducees.
Luke 21:34
But take heed to yourselves, lest your hearts may be burdened with luxury, and drunkenness, and worldly cares, and that day may come on you unanticipated.
Acts 14:22
strengthening the souls of the disciples, exhorting them to abide in the faith, and it behooves them through many tribulations to enter into the kingdom of God.
1 Corinthians 5:6-8
Your boasting is not good. Do you not know that a little leaven leavens the whole lump?
1 Peter 4:2
that he may no longer live the remaining time in carnality according to the lusts of men, but in the will of God.