Duet from the opera "Die Königin von Saba" ("The Queen of Sheba") op. 27 Duet from the opera "Die Königin von Saba" ("The Queen of Sheba") op. 27 Main opus "Die Königin von Saba" ("The Queen of Sheba"), opera in 4 acts, libretto by Salomon Mosenthal, based on Biblical texts op. 27