Matthew 16:6

16:6 “Watch out,” Jesus said to them, “beware of the yeast of the Pharisees and Sadducees.”

Mark 8:15

8:15 And Jesus ordered them, “Watch out! Beware of the yeast of the Pharisees and the yeast of Herod!”

Luke 11:35

11:35 Therefore see to it that the light in you is not darkness.

Luke 12:1

Fear God, Not People

12:1 Meanwhile, when many thousands of the crowd had gathered so that they were trampling on one another, Jesus began to speak first to his disciples, “Be on your guard against the yeast of the Pharisees, which is hypocrisy.

Luke 12:15

12:15 Then he said to them, “Watch out and guard yourself from all types of greed, because one’s life does not consist in the abundance of his possessions.”

Hebrews 2:1

Warning Against Drifting Away

2:1 Therefore we must pay closer attention to what we have heard, so that we do not drift away.