"The BJP should take action against her. She should be expelled from the party for what she had stated," Nitish Kumar told media here after casting his vote in the final phase of the Lok Sabha elections.
"The BJP should think about such comments. We condemn such remarks," he said.
Thakur is contesting from Bhopal in Madhya Pradesh against senior Congress leader Digvijaya Singh.
Thakur had earlier too, created controversy after she claimed that 26/11 martyr Hemant Karkare, who died fighting against terrorist in Mumbai, lost his life because he tortured the BJP leader in jail.