言い伝え

legend, traditional story

言い say + 伝え convey
noun Rare #45,138
legend, traditional story A story or belief passed down from generation to generation, often orally.
JA: この村には不思議な言い伝えがある。
EN: There is a strange legend in this village.

ただの言い伝えさ。

It's just an old saying.