omitted first act but with some different music and different text to reflect his current situation. In the four-act version he already knows that he cannot marry Elisabeth. In the original, when singing the aria, he was still expecting to marry her] When Carlos pauses in his lament, the leader of the monks proclaims that the turbulence of the world persists even in sacred places; we cannot rest except in Heaven. The sound of his voice frightens Carlos, who thinks it sounds like that of the Emperor Charles V. Carlos further notices that the monk physically resembles the Emperor, and recalls hearing rumors that the Emperor's ghost haunts the monastery. Carlos' dear friend Rodrigue, Marquis of Posa, who has just arrived from the oppressed land of Flanders, enters. The two greet each other joyfully (Aria: "J'étais en Flandres"). Posa asks for the Infante's aid on behalf of the suffering people there. Carlos reveals that he loves his stepmother. Posa is first shocked, but then sympathetic. He encourages Carlos to leave Spain and go to Flanders, and to forget his pain by focusing on political activity there. The two men swear eternal friendship (Duet: "Dieu, tu semas dans nos âmes" / "Dio, che nell'alma infondere"). King Philip and his new wife, with their attendants, enter also to do homage at Charles V's tomb, while Don Carlos laments his lost love. Scene 2: A garden near Saint-Just Princess Eboli sings the Veil Song ("Au palais des fées" / "Nel giardin del bello") about a Moorish King trying to seduce an alluring veiled beauty, who turns out to be his own neglected wife. Elisabeth enters. Posa gives her a letter from France, which covers a secret note from Don Carlos. At his urging (Aria: "L'Infant Carlos, notre espérance" / "Carlo ch'è sol il nostro amore"), Elisabeth agrees to see the Infante alone. Unaware of this relationship, Eboli infers that she, Eboli, is the one Don Carlos loves. When they are alone, Don Carlos tells Elisabeth that he is miserable, and asks her to request the King to send him to Flanders. She promptly agrees, provoking Carlos to renew his declarations of love, which she piously rejects. Don Carlos exits in a frenzy, shouting that he must be under a curse. The King enters and becomes angry because the Queen is alone and unattended. His suspicions are insulting to her. He orders the lady-in-waiting