《旧唐书·本纪·卷十四》
二十三日，安南都护张舟禀奏打败环王国三万多人马，缴获了战象、武器装备，连同王子共俘获五十九人。
丙申，安南都护张舟奏破环王国三万余人，获战象、兵械，并王子五十九人。
On the 23rd, the protector-general of Annan, Zhang Zhou, reported that he had defeated more than thirty thousand troops of the Huan kingdom, seizing their war elephants and weapons and capturing fifty-nine people, including a prince.