Spanish phrase
Te creo.
Meaning
I do believe you.
When to use it
Affirms acceptance of someone's claim. Commonly used in casual speech to reassure someone after they explain or apologize, friendly tone.
Example dialogue
De verdad, no fui yo quien rompió la ventana.
Really, I wasn't the one who broke the window.
Te creo, no te preocupes.
I do believe you, don't worry.