सिख धर्म के किस गुरु ने बिहार के क्षेत्र में अपने धार्मिक प्रतिनिधि या मनसद भेजे ? - Which Guru of Sikhism sent his religious representatives or mansads to the region of Bihar? - Sikh Dharm Ke Kis Guru ne Bihar Ke Shetra Me Apne Dharmik Pratinidhi Ya Mansad Bheje ? Bihar Gk in hindi, Historical Aspects Guru Govind Singh question answers in hindi pdf Guru HarRaay questions in hindi, Know About Guru Nanak Dev Bihar Gk online test Bihar Gk notes in hindi quiz book Guru HarKishan