The election, scheduled for March 16, has become a three-way contest with BJP's Sanjay Bhatia and Independent candidate Satish Nandal also in the fray.
The opposition party Congress is set to move a no-confidence motion against the ruling BJP government in Haryana during the winter Assembly session on Friday.
Speaking to ANI on the first day of the Assembly session, Petwar claimed the government is afraid of the Congress party and has failed on various fronts, including unemployment, farmer welfare, and law and order.