GUWAHATI, June 16: Abul Das alias Biswajit (28), a resident of Natun Bazaar under Basistha police station has allegedly stabbed his elder brother Bimal Das (35) with a sharp knife killing the later on the spot on Friday. In connection with the gruesome murder, a case has been registered at Basistha PS. According to police source, Abul Das has been absconding after committing the crime.