A-Friend-In-Need

In English: A friend in need is a friend in deed.

In Portuguese: Na hora da necessidade é que se conhece o amigo. / Os maigos conhecem-se nas ocasiões.

In Spanish: En el peligro se conoce el amigo.

In French: C’est dans le besoin qu’on reconnait ses vrais amis. -- It’s when in need that one recognises his friends.= A friend in need is a friend indeed.

In Italian: Il vero amico si vede nel bisogno. -- You recognize a real friend when you need him/her. = A friend in need is a friend in deed.

In Chinese: 患难见真情。

In Slovene: Prijatelja spoznaš v nesreči.