6 Now Jesus said to them, "See and take heed of the leaven of the Pharisees and Sadducees!"
Matthew 16:6 Cross References - CLV
Exodus 12:15-19
15 Seven days shall you eat unleavened cakes. Yea, on the first day you shall eradicate yeast from your houses; for if anyone is eating what is leavened, from the first day unto the seventh day, then that soul will be cut off from Israel.
16 On the first day you shall come to have a holy meeting, also on the seventh day a holy meeting. No work at all shall be done on them; only what is eaten by every soul, that alone may be prepared by you.
17 You will observe the instruction, for on this very day I will bring forth your hosts from the land of Egypt. And you will observe this day throughout your generations as an eonian statute.
18 In the first month on the fourteenth day of the month, in the evening, you shall eat unleavened cakes until the twenty-first day of the month, in the evening.
19 For seven days yeast shall not be found in your houses, for anyone eating leavened cakes, that soul will be cut off from the congregation of Israel, both among the sojourners and among the natives of the land.
Leviticus 2:11
11 No approach present at all which you are bringing near to Yahweh shall be made with leaven, for all yeast and all honey--none of it shall you cause to fume as a fire offering to Yahweh.
Matthew 16:12
12 Then they understand that he did not say to take heed of the leaven of bread, but of the teaching of the Pharisees and Sadducees."
Mark 8:15
15 And He cautioned them, saying, "See! Beware of the leaven of the Pharisees and the leaven of Herod."
Luke 12:1
1 At which, a throng of ten thousand being assembled so as to be trampling one another, He begins to be saying to His disciples first, "Take heed to yourselves of the leaven of the Pharisees, which is hypocrisy."
Luke 12:15
15 Now He said to them, "See and guard against all greed, for one's life is not in the superfluity of his possessions."
1 Corinthians 5:6-8
6 Not ideal is your boast. Are you not aware that a little leaven is leavening the whole kneading?
7 Clean out, then, the old leaven, that you may be a fresh kneading, according as you are unleavened. For our Passover also, Christ, was sacrificed for our sakes"
8 so that we may be keeping the festival, not with old leaven, nor yet with the leaven of evil and wickedness, but with unleavened sincerity and truth."
9 A little leaven is leavening the whole kneading.