Bihar CM Nitish Kumar should undergo 'agnipariksha' by acting against Tejashwi: Sushil Kumar Modi Bihar CM Nitish Kumar should undergo 'agnipariksha' by acting against Tejashwi: Sushil Kumar Modi Senior BJP Leader Sushil Kumar Modi Said Bihar CM Nitish Kumar Should Undergo An 'agnipariksha' (trial By Fire) By Acting Against His Deputy, Tejashwi Prasad Yadav. PTI | Updated on: 08 Jul 2017, 09:03:56 PM Patna: Bihar Chief Minister Nitish Kumar should undergo an 'agnipariksha' (trial by fire) by acting against his deputy, Tejashwi Prasad Yadav, for his alleged involvement in a corruption case, Senior BJP leader Sushil Kumar Modi said on Saturday. Kumar, who had earlier accepted the resignation letters of four of his ministers for their "involvement" in corruption cases, should now take the same step against his deputy, he told reporters here.