Luke 11:44

"Woe unto you! for you are like the tombs which are hidden, and men walk over them unsuspecting."

Matthew 23:27-28

"Woe unto you, Scribes and Pharisees, hypocrites! You are like white-washed sepulchers. They look beautiful without, but within they are filled with dead men's bones and all rottenness.

Acts 23:3

"You whited sepulcher," exclaimed Paul, "God will strike you! You are sitting there to judge me according to the law, are you? And do you command me to be struck, contrary to the Law?"

Treasury of Scripture Knowledge

Summary

Woe unto you, scribes and Pharisees, hypocrites! for ye are as graves which appear not, and the men that walk over them are not aware of them.

Bible References

For

Matthew 23:27
"Woe unto you, Scribes and Pharisees, hypocrites! You are like white-washed sepulchers. They look beautiful without, but within they are filled with dead men's bones and all rottenness.
Acts 23:3
"You whited sepulcher," exclaimed Paul, "God will strike you! You are sitting there to judge me according to the law, are you? And do you command me to be struck, contrary to the Law?"