Jaya-chandra was a king from the Gahadavala dynasty of northern India. He is also known as Jayachchandra in inscriptions, and Jaichand in vernacular legends. From Wikipedia
Tej Pratap Yadav’s message reaffirms his loyalty to Lalu Prasad Yadav and Rabri Devi, frames unnamed insiders as betrayers, endorses brother Tejashwi Yadav.
