Matthew 16:12
then they perceived, he did not caution them against the leaven of bread, but against the Pharisaick and Sadducean doctrine.
Luke 12:1
In the mean time thousands of people being gather'd about him, so as to trample upon one another, he first address'd himself thus to his disciples, beware of the corrupt doctrine of the Pharisees, which is hypocrisy.
Acts 12:3
and perceiving that the Jews were pleas'd with this, he proceeded to secure Peter during the feast of unleavened bread:
1 Corinthians 5:7-8
purge out the old leaven, that you may be a new mass, since you should be without leaven. for Christ our paschal lamb has been sacrificed for us.
Galatians 5:12
I wish they who unsettle you were entirely circumcised.