CHANDIGARH: On the occasion of the 350th martyrdom year of Guru Tegh Bahadur, Haryana Chief Minister Nayab Singh Saini on Sunday attended a grand 'Shaheedi Samagam' at Gurdwara Sahib Gobindpura in Bhamboli in Yamunanagar as the chief guest and paid floral tributes to the ninth Sikh Guru.