Usage patterns
〈人〉に昔話をするto tell someone an old tale/folk story
Grandmother told her grandchildren an old folk tale.
昔話に花が咲くfor reminiscing about old times to become lively and enjoyable
At the class reunion, everyone got caught up reminiscing about old times.
昔話が伝わるfor a folk tale to be handed down (through generations)
An old folk tale has been passed down in this village.