Saying (noun)

1. A phrase or remark that is often repeated.
2. Something that is said, especially an adage or maxim.
3. An action or statement that expresses a particular sentiment or attitude.

Origin:

Middle english sayng, from the gerund of sayen to say.

Examples:

1. The saying goes: "A picture is worth a thousand words".
2. That saying has been passed down through generations in the family.
3. His actions are a saying of his true feelings towards the situation.