《资治通鉴·唐纪·唐纪四十八》
当初，吐蕃尚结赞在得到盐州、夏州后，各自留下一千余人戍守其地，自己退至鸣沙县屯驻。
初，吐蕃尚结赞得盐、夏州，各留千馀人戍之，退屯鸣沙。
At the beginning, after Shang Jiezan of Tufan acquired Yan Prefecture and Xia Prefecture, he left over a thousand soldiers to defend each place and stationed himself in Mingsha County.