language

does anyone speak in india the language that back then krishna spoke i think language name is BRIJBASI" and if someone know how to speak he should write fews words in "brijbasi " right here
for example : how to say hello in brijbasi and more words or like my name is krishna
should write in brijbasi
i am curious how ppl speak this lang. i heard some ppl speak brijbasi in mathura even in this time.
anyone know write