《明史·列传·卷十二》
当初，太子投奔太原，想采用唐肃宗灵武旧事自立为帝，扩廓不同意。
初，太子之奔太原也，欲用唐肃宗灵武故事自立。扩廓不可。
At first, the prince fled to Taiyuan, intending to follow the old example of Emperor Suzong of Tang in Lingwu and establish himself as emperor, but Kuoguo disagreed.