Matthew 16:6
And Jesus said to them; See and beware of the leaven of the Pharisees and Sadducees.
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.
Mark 8:15
And He commanded them, saying, See, beware of the leaven of the Pharisees, and of the leaven of Herod.
1 Corinthians 5:6-8
Your boasting is not good. Do you not know that a little leaven leavens the whole lump?
Galatians 5:9
A little leaven leavens the whole lump.
Matthew 16:12
Then they understood that He did not say to beware of the leaven of the (bread) of the Pharisees and Sadducees, but of the teaching of the Pharisees and Sadducees.
Luke 12:15
And He said to them, See, and beware of all covetousness: because his life is not in that which aboundeth to any one, from those things belonging to him.
2 Timothy 2:16-17
But reject the unsanctified empty talks: for they will proceed unto more of ungodliness,