DuckTales (1987)

S1E45 Raiders of the Lost Harp

Scrooge stumbles upon an enchanted harp with the extraordinary ability to reveal the truthfulness of anyone's words. This coveted artifact catches the attention of Magica de Spell, who is determined to possess it. Meanwhile, the harp’s devoted guardian also seeks to reclaim it, leading to a fierce contest between the two. As tensions rise, Scrooge must navigate this magical rivalry while protecting his newfound treasure.