Maharashtra BJP leader Devendra Fadnavis on Monday congratulated JD-U president Nitish Kumar after the latter took oath as Bihar's chief minister for the seventh time in two decades.

Fadnavis, BJP's in-charge for Bihar Assembly polls who attended the swearing-in ceremony of Nitish Kumar and his ministers in Patna earlier in the day, took to Twitter to hail the party leaders and deputy chief minister-designates Tarkishore Prasad and Renu Devi, both from the BJP.