GURUDWARA SHRI MARDOUN SAHIB is situated in the Village Bhanokheri Distt Ambala. SHRI GURU TEG BAHADUR JI stayed for two nights. During his stay he did preaching on Sikhism. GURU JI blessed the king with a son, when he requested for the same. After getting this blessing King donated a huge portion of land on GURU JI'S name. GURU SAHIB also blessed this place that who so ever visits here with devotion and dedication his or her wishes will be granted.
GURU BAL GOBIND RAI JI used to visit this place during his stay at his parental home (Mata Gujri ji's parental home) at Lakhnaur sahib. GURU SAHIB spent almost 6 months and used to play Hockey with his peers. He used to spent his his afternoons here as one of his hockey grounds was maintained here and other was in the village BhanoKheri, where now days Gurudwara Gendsar Sahib is situated.