Spanish phrase
Te lo advertí.
Meaning
I told you so.
When to use it
States that a prior warning proved correct. Typically a sarcastic or triumphant remark after a warned-about outcome.
Example dialogue
Te lo advertí, ahora mira lo que pasó con el coche.
I told you so, now look at what happened to the car.
Sí, lo siento, debí escucharte.
Yes, I'm sorry, I should have listened to you.