How to say good night in Spanish

The Spanish translation of good night is buenas noches.
How to pronounce buenas noches in Spanish:
Click to hear the pronunciation of buenas noches  
Examples of buenas noches in Spanish:
Buenas noches, Señora Pena, siéntese, por favor.
Good evening Mrs. Pena sit down please.

Buenas noches, doctor.
Good night, doctor.

Que tengas buenas noches.
Have a good night.

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