en_tn/lam/02/15.md

clap their hands ... hiss and shake their heads

These actions are used to mock and insult others. Alternate translation: "mock you by clapping their hands ... hiss and shake their heads" (See: rc://en/ta/man/jit/translate-symaction)

the daughter of Jerusalem

This is a poetic name for Jerusalem, which is spoken of here as if it were a woman. (See: rc://en/ta/man/jit/figs-personification)

Is this the city that they called 'The Perfection of Beauty,' 'The Joy for All of Earth'?

This rhetorical question is used to express sarcasm. This question can be written as a statement. Alternate translation: "This city that they called 'The Perfection of Beauty,' 'The Joy for All of Earth,' is not so beautiful or joyful anymore!" (See: rc://en/ta/man/jit/figs-rquestion)

The Perfection of Beauty

"Perfectly Beautiful"