Matthew 16:6
Then Jesus said unto them, Take heed and keep yourselves from the leaven of the Pharisees and of the Sadducees.
Luke 12:1
In the meantime, when there were gathered together an innumerable multitude of people, insomuch that they trode one upon another, he began to say unto his disciples first of all, Beware ye of the leaven of the Pharisees, which is hypocrisy.
Mark 8:15
And he commanded them, saying, Take heed, beware of the leaven of the Pharisees and of the leaven of Herod.
1 Corinthians 5:6-8
Your glorying is not good. Know ye not that a little leaven leavens the whole lump?
Galatians 5:9
A little leaven leavens the whole lump.
Exodus 12:15-19
Seven days shall ye eat unleavened bread; even the first day ye shall put away leaven out of your houses, for whoever eats leavened bread from the first day until the seventh day, that soul shall be cut off from Israel.
Leviticus 2:11
No present which ye shall offer unto the LORD shall be with leaven; for of nothing leavened, nor any honey, shall ye make any offering incensed unto the LORD.
Matthew 16:12
Then they understood that he bade them not to keep themselves from the leaven of bread, but from the doctrine of the Pharisees and of the Sadducees.
Luke 12:15
And he said unto them, Take heed and beware of all covetousness; for a man's life consists not in the abundance of the things which he possesses.
2 Timothy 2:16-17
But avoid profane and vain wordiness, for it will develop into ungodliness.