In a video that went viral on Monday, minister Bisahulal Singh, who is contesting the November 3 assembly bypoll from Anuppur, was purportedly heard describing the second wife of Congress candidate Vishwanath Singh Kunjam as "mistress".
With this, the ruling BJP has so far declared candidates for 136 seats. Earlier, the BJP had announced 79 candidates, including two lists of 39 each, and another list of one nominee.
Jaivardhan Singh, the United States-educated son of Congress general secretary Digvijaya Singh, and Bhuwaneshwar Singh, son-in-law of late leader Arjun Singh, figure in the second list of 82 party candidates for the Madhya Pradesh assembly polls announced by the All India Congress Committee on Tuesday night.
Behind its high-decibel campaign, powered by well-organised party machinery, the BJP also appears to have made a slight departure from its 'next generation' approach to stay ahead of an aggressive Congress and enhance its prospects of securing a majority of seats.
Three Congress MLAs -- Hardeep Singh Dang, Bisahulal Singh and Raghuraj Kansana -- are reportedly still untraceable.
Nath's resignation brought an end to the 18-day-long political drama which also played out in Haryana, Bengaluru and the national capital.
The 28 new ministers who joined the Chouhan cabinet on July 2 include 20 of cabinet rank and eight ministers of state.
The new ministers include 20 of cabinet rank and eight ministers of state. The Chouhan ministry strength is now 34. Chouhan took oath as chief minister for a record fourth term on March 23, after Nath resigned from the post following rebellion by 22 MLAs of the Congress.
As Madhya Pradesh goes to polls, all eyes will be on 29 key assembly seats, out of the total 230, where the contest will be keenly watched.
Earlier this week, the Congress claimed that the BJP had "abducted" some MLAs of the ruling party as well as its allies BSP and the SP to bring down the Madhya Pradesh government.