He told reporters that Kumar was befooling the minority Muslim community on the Modi issue.
"Godhra riots took place in 2002 when Nitish was railway minister and he applied all the tricks in his bag to derail the probe into the burning of Sabarmati Express," he said.
He said that Advani was the "main architect" of the demolition of the Babri mosque and ignoring this Nitish is showering praise on him.
He alleged that minorities were being harassed during the NDA rule of Nitish Kumar in the name of terrorism.
The RJD chief, who is on tour of Bihar to drum up support for his party rally at Patna on May 15, had yesterday said at Araria that "Narendra Modi seems to be the prime ministerial candidate of foreigners".