Luke 11:39

But the Lord said to him, "Now you Pharisees have the habit of cleaning the outside of your cups and dishes, but inside you yourselves are full of greed and wickedness.

Luke 22:47-48

While He was still speaking, look! a crowd had come up, and Judas, one of the Twelve, was their guide; and he stepped up to Jesus to kiss Him.

Matthew 23:27

"A curse on you, you hypocritical scribes and Pharisees, for you are like white-washed tombs, which look beautiful on the outside, but inside are full of dead people's bones and everything that is unclean!

Treasury of Scripture Knowledge

Summary

Burning lips and a wicked heart are like a potsherd covered with silver dross.

That is, ardent professions of friendship from a wicked heart, however smooth, shining, and splendid they may appear, are like a vile vessel covered over with base metal

Bible References

That is, ardent professions of friendship from a wicked heart, however smooth, shining, and splendid they may appear, are like a vile vessel covered over with base metal

Luke 22:47
While He was still speaking, look! a crowd had come up, and Judas, one of the Twelve, was their guide; and he stepped up to Jesus to kiss Him.