For the Indianapolis Symphonic Choir’s final performance of the 76th season, J. S. Bach’s “Magnificat” and Morten Lauridsen’s “Lux Aeterna” will be performed by the 180-voice Indianapolis Symphonic Choir, the Indianapolis Chamber Orchestra and guest soloists all with Hoosier connections at 8 p.m. April 12 at Clowes Memorial Hall. Tickets range from $15 to $75 and are available at www.indychoir.org, in-person at the Clowes Hall, or by calling Ticketmaster at (800) 982-2787.