thus there go back to the beginning of the 'tradition ' ( or at least to its earliest extant form ) the departure of hurin to the battle of unnumbered tears at the summons of the noldor , while his wife ( mavwin = morwen ) and young son turin remained behind ; the great stand of hurin 's men , and hurin 's capture by morgoth ; the reason for hurin 's torture ( morgoth 's wish to learn the whereabouts of turgon ) and the mode of it , and morgoth 's curse ; the birth of nienor shortly after the great battle .