The Brookhaven Friends of Music presents the Boston Baroque X-tet at 3:00 pm in the Performance Hall and streaming. Their program begins with a motet for 6 voices by 16th-century composer Vicente Lusitano, followed by selections by J.S. Bach and the fourth movement of Beethoven’s String Quartet in E-flat Major, Op. 74. The final piece on the program is the String Sextet in B-flat Major, Op. 18, by Brahms. Performers are Christina Day Martinson and Jesse Irons (violin); Jason Fisher and Sarah Darling (viola); Cullen O’Neil and Matt Zucker (cello).