Proverbs 26:23

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

Luke 11:39

And the Lord said unto him, Now do you Pharisees make clean the outside of the cup and the platter; but your inward part is full of extortion and wickedness.

Luke 22:47-48

And while he yet spoke, behold a multitude, and he that was called Judas, one of the twelve, went before them, and drew near unto Jesus to kiss him.

2 Samuel 20:9-10

And Joab said to Amasa, Are you in health, my brother? And Joab took Amasa by the beard with the right hand to kiss him.

Proverbs 10:18

He that hides hatred with lying lips, and he that utters a slander, is a fool.

Proverbs 25:4

Take away the dross from the silver, and there shall come forth a vessel for the refiner.

Ezekiel 33:31

And they come unto you as the people comes, and they sit before you as my people, and they hear your words, but they will not do them: for with their mouth they show much love, but their heart goes after their covetousness.

Matthew 23:27

Woe unto you, scribes and Pharisees, hypocrites! for you are like unto whitewashed sepulchers, which indeed appear beautiful outwardly but are within full of dead men's bones, and of all uncleanness.

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

Proverbs 10:18
He that hides hatred with lying lips, and he that utters a slander, is a fool.
2 Samuel 20:9
And Joab said to Amasa, Are you in health, my brother? And Joab took Amasa by the beard with the right hand to kiss him.
Ezekiel 33:31
And they come unto you as the people comes, and they sit before you as my people, and they hear your words, but they will not do them: for with their mouth they show much love, but their heart goes after their covetousness.
Luke 22:47
And while he yet spoke, behold a multitude, and he that was called Judas, one of the twelve, went before them, and drew near unto Jesus to kiss him.