What event is foreshadowed at the end of scene between Creon and Haemon in

At the end of the scene between Creon and Haemon, the Chorus foreshadows the event of Haemon's suicide. The Chorus sings: "He has gone, / In a storm of anger, / And I fear for him. / He is so young, / So quick to anger, / So easily led." This foreshadows that Haemon will act rashly and impulsively in response to Creon's refusal to listen to him, potentially leading to his death.