On March 7, Sophie Muriel Silverstein, 83, of Rockville, formerly of Brooklyn, N.Y., died. Beloved wife of the late Sheldon Silverstein; devoted mother of Samuel (Stephanie) Silverstein; cherished grandmother of Jocelyn Rae Silverstein. Graveside services were held yesterday at King David Memorial Gardens in Falls Church. Memorial contributions may be made to Revitz House in Rockville. Arrangements by Hines-Rinaldi Funeral Home, Inc., under Jewish Funeral Practices Committee of Greater Washington Contract.