NEWARK — Mahler’s Ninth Symphony is a brave undertaking for a smallish band. The New Jersey Symphony Orchestra ended its season, its second with Jacques Lacombe as music director, with performances of that work over the weekend. (Mr. Lacombe closed his first season, last year, with Mahler’s Third Symphony, also a difficult but arguably less challenging assignment.) Breaking news about the arts, coverage of live events, critical reviews, multimedia and more. A sortable calendar of noteworthy cultural events in the New York region, selected by Times critics. Go to Event Listings » It has been an eventful spring for Mr. [...]