The cow and A son

Once upon a time in maasai culture there was a history about the cow and a son, according to the maasai cow was always talking with man as usual bt as days goes a son told her mother I need meat and that days cows were not slaughtered because was a friend of a man, and man went to the cow and said my son need meat so i have to slaught you and a cow told a man please don't slaught a man took a knife and cut the cow and that was the begging of eating meat in maasai culture