"Thackeray(Raj) has no control over his language and statement. Thackeray has made such uncalled for and deplorable utterances at the behest of Congress," said Nitish Kumar.
Nitish added, "Mumbai is not the private property of Thackeray. The city had been built by contributions from people across the country."
Malaria has reportedly claimed 40 lives in Mumbai since Jan 2010 including 19 in the month of Jul 2010.
The malaria cases were triggering a war of words in the western metropolis as to who was responsible for the spurt in malaria cases in the country's financial capital.
"He had no moral right to point a finger at other migrants staying peacefully and legally in the city with all the right given to them by the Constitution of India," said Kamat, Mumbai representative in Lok Sabha.