Tumakur, May 13 -- Former Karnataka Minister KN Rajanna on Wednesday strongly rebutted Prime Minister Narendra Modi's remarks on Chief Minister Siddaramaiah's post, saying it was Congress' "internal matter".

"Whether our CM's chair is shaking or not is an internal matter of our party. Why does he care about our party's issue? What does he have to do with this?" Rajanna asked, speaking to reporters in Tumkur after a preliminary officials' meeting at TP Hall ahead of CM Siddaramaiah's visit.

Rajanna was responding to PM Modi's recent statement during his visit to the state that the "CM's chair is shaking".

"He won the elections in West Bengal by misusing the administrative machinery, but he still had to bow to the mandate of the people,"...