The Handel and Haydn Society launches its season with Monteverdi's masterpiece, "Orfeo," staged by the Chinese director Chen Shi-Zheng. Grant Llewellyn conducts. Tonight, tomorrow, and Sunday at the Shubert Theatre. . . . Music at Eden's Edge concludes its summer series with the violinist Eric Rosenblith leading an ensemble in two blockbusters of the chamber music repertoire, Brahms's G-Major String Sextet and Schoenberg's ``Verklärte Nacht," tonight at New England Biolabs in Ipswich and tomorrow at the Unitarian Universalist Church of Greater Lynn in Swampscott.
Correction: Because of a reporting error, this Classical Picks did not include updated information on who would conduct the Handel and Haydn Society opera ``Orfeo" this weekend. Laurence Cummings is the conductor.