बेयो गोजामसिन मानोना बिरातनगरनि राजखुंथायाव बेनि आसार - खानथिफोरआ जोबोर सिगां - समनि , जाय खृ . गि . 1500 फ्रामाव जौगाखांदोंमोन ।
It is the oldest because its customs date far back to the kingdoms of Viratnagar which flourished around 1500 B C .