* "noite" means "night"
* "eu so estou passando" means "I'm just passing by"
* "deixar minha" means "leave my"
Therefore, the sentence is likely meant to say something like:
* "Tonight I'm just passing by to leave my..."
To understand the complete meaning, we need the missing part. For example, it could be:
* "Tonight I'm just passing by to leave my message." (Noite eu só estou passando para deixar minha mensagem.)
* "Tonight I'm just passing by to leave my key." (Noite eu só estou passando para deixar minha chave.)
* "Tonight I'm just passing by to leave my love." (Noite eu só estou passando para deixar meu amor.)
Please provide the complete sentence so we can give you an accurate translation.