en su armario

in his/her/your/their closet

→ en
phrase Rare #52,985
in his/her/your/their closet “Su” can mean his, her, your, or their, depending on context. “Armario” can also mean cupboard or wardrobe.
SP: Hay una caja en su armario.
EN: There’s a box in their closet.

Vamos a mirar en su armario, a ver qué falta.

Let's look in his/her closet to see what's missing.

— Las diabólicas (1955)

Esto lo hemos encontrado en su armario.

We found this in your closet.

— Adiós, muchachos (1987)

Mary buscó en su armario algo adecuado que ponerse.

Mary looked in her wardrobe for something suitable to wear.

Mary miró en su armario tratando de encontrar algo adecuado para ponerse.

Mary looked in her closet trying to find something suitable to wear.