What is the meaning of Matthew 23:27?

* The two F.O.G. Bibles & Commentary below are currently a work in progress.

Woe to you, scribes and Pharisees, you hypocrites! You are like whitewashed tombs, which look beautiful on the outside, but on the inside are full of dead men’s bones and every kind of impurity.

Berean Standard Bible (BSB)

“Woe to you, scribes and Pharisees, hypocrites! For you are like whitened tombs, which outwardly appear beautiful, but inwardly are full of dead men’s bones, and of all uncleanness.

World English Bible (WEB)

Woe{G3759} unto you{G5213}, scribes{G1122} and{G2532} Pharisees{G5330}, hypocrites{G5273}! for{G3754} ye are like{G3945}{(G5719)} unto whited{G2867}{(G5772)} sepulchres{G5028}, which{G3748} indeed{G3303} appear{G5316}{(G5727)} beautiful{G5611} outward{G1855}, but{G1161} are within{G2081} full{G1073}{(G5719)} of dead{G3498} men's bones{G3747}, and{G2532} of all{G3956} uncleanness{G167}.

Strong's King James

(27) Woe to you Torah-scribes and Pharisees! Hypocrites! Because like whitewashed tombs which outside on one hand appear beautiful but inside are full of dead bones and every impurity.

The F.O.G*

[27] "What sorrow awaits you teachers of religious law and Pharisees – you hypocrites! You're like whitewashed tombs – beautiful on the outside but filled with dead bones and corruption inside."

The F.O.G Paraphrase

‘Woe to you, Scribes and Pharisees, hypocrites! because ye are like to whitewashed sepulchres, which outwardly indeed do appear beautiful, and within are full of bones of dead men, and of all uncleanness;

Young's Literal Translation